Carrier AQUAZONE PCV015-060 manuale d’uso

Manufacturer reserves the right to disco ntinue, or change at any time, specifications or de signs without notice and without inc urring obligations. Catalog No . 04-53500049-01 Printed in U. S.A. Form 50PC-1SI Pg 1 7-09 Replaces: New Installation, Star t-Up , and Ser vice Instructions CONTENTS Page SAFETY CONSIDERA T IONS . . . . . . . . . . . . .[...]

2 Improper installation, adjustment, alteration, service, mainte- nance, or use can cause explosion, fire, electrical shock or other conditions which may cause personal injury or property dam- age. Consult a qualified installer , service agency , o r your distrib- utor or branch fo r information or assistance. The qualified in- staller or agency mu[...]

3 or an equivalent protective covering. Cap open ends of pipes stored on the jobsite. This precaution is especially important in areas where painting, plastering, or spraying of fireproof mate- rial, etc. is not yet complete. Foreign material that accumulates within the units can prevent proper start-up and necessitate costly clean-up operations. B[...]

4 50PCH015-060 UNIT S NO TES: 1. While clear access to all remo vab le panels is no t required, installe r should take ca re to comply with all b uilding codes and allo w adequate clear ance for future field ser vice. 2. Horizontal units shipped with filter br ack et only . This brack et should b e remov ed f or return duct connection. 3. Discharge[...]

5 Fig. 2 — T ypical Installation — 50PCH Units UNIT HANGER ISOLA TION DET AIL[...]

6 50PCV015-060 UNIT S NOTES: 1. While clear a ccess to all removable panels is not required, insta ller should tak e care to comply with all bui lding codes and allow adequate clear ance f or futur e field service. 2. Front and side access is pr eferred for service acc ess. Howe ver , all components may be serviced from the front access panel if si[...]

7 Step 3 — Locate Unit — The following guidelines should be considered when choosing a location for a WSHP: • Units are for indoor use onl y . • Locate in areas where ambient temperatures are between 40 F and 100 F and relative humidity is no greater than 75%. • Provide suf ficient space for water , electrical and duct connections. • Lo[...]

8 Side to Back Discharge Conversion 1. Remove screws to free the top and discharge panels. See Fig. 5. 2. Remove the access panel and set aside. 3. Lift the discharge panel from side of unit and rotate it to back using care not to damage blower wiring. 4. Check blower wire routing and connections for undue tension or contact with sh eet metal edges[...]

9 Each unit must be installed with its own individual vent and means to flush or blow out the condensate drain line. Do not in- stall units with a common trap or vent. VE N T IN G — Install a vent in the condensate line of any application that may allow dirt or air to collect in the line. Con- sider the following: • Always install a vent where [...]

10 Insulation is not required on loop water piping except where the piping runs through unheated areas or outside the building or when the loop water temperature is below the minimum ex- pected dew point of the pipe am bient. Insulation is required if loop water temperature drops below the dew point. Pipe joint compound is not necessary when T eflo[...]

11 NO TES: 1. Compressor and b lower motor thermally protected in ternally . 2. All wiring to the unit must co mply with NEC and lo cal codes. 3. T ransformer f or 208/230 v will be connected f or 208 v operation. F or 230 v operat ion, s witch RED wire to ORG wire. Insulat e open end of RED lead. T ransf ormer is energ y limiting or ma y have circ[...]

12 NO TES: 1. Compressor thermally protected internally . 2. All wiring to the unit must comply with NEC and local codes. 3. T ransformer is wired to 208-v RED lead f or 208-3-60 units . F or 230-3-60, s witch RED and ORG leads at L1 and insulate RED lead. T ransformer is energ y limiting or ma y hav e circuit break er . 4. FP1 thermistor provides [...]

13 NO TES: 1. Compressor thermally protected internally . 2. All wiring to the unit must comply with NEC and local codes . 3. T ransf ormer is wired to 460-v BLK/RED lead f or 460-3-60 units or 575-v GR Y lead f or 575-3-60 unit s. T ransf ormer is energy limiting or ma y hav e circuit breake r . 4. FP1 thermistor provides lo w temperature p rotect[...]

14 Fig. 16 — 50PCH,PCV Units wi th Complete C and LON Contr oll er (460 V) Complete C a50-8493 LEGEND AL — Alarm Relay Contacts BM — Blower Motor BMC — Blower Motor Capacitor BR — Blower Rela y CAP — Co mpressor Capacitor CB — Circuit Break er CC — Compressor Contactor CO — Sensor , Condensa te Ov erflow FP1 — Sensor , Lo w T em[...]

15 NO TES: 1. Compressor and b lower motor thermally protected i nternally . 2. All wiring to the unit must comply with NEC and local codes. 3. T ransformer is wired to 460-v BLK/RED lead for 460-3-60 units . T rans- former is energ y limiting or may h av e circuit breaker . 4. FP1 thermistor provide s low temp erature prote ction f or wat er . Whe[...]

16 Fig. 18 — Units wi th Complete C and WSHP Open Multiple Protocol Controls WH S P-OPEN A50-8355 LEGEND BM — Blower Motor BR — Blower Rela y CO — Condensate Overflo w LW T — Lea ving W ater T emperature N.C. — Normally Clo sed OA D — Outside Air Damper OCC — Occupancy Input Contact RH — Relative Humidity SA T — Supply Air T emp[...]

17 W S HP-OPEN Fig. 19 — Units with Deluxe D and WSHP Ope n Multiple Protocol Control s A50-8354 LEGEND BM — Blower Motor CO — Condensate Overflo w LW T — Leaving W ater T emperature N.C. — Normally Clo sed OA D — Outside Air Damper OCC — Occupancy Input Contact RH — Relative Humidity SA T — Supply Air T emperature SPT — Space T[...]

18 W S HP-OPEN Fig. 20 — Units wi th Complete C, ECM and WSHP Open Mult iple Proto col Controls A50-8356 LEGEND CO — Condensate Overflo w LW T — Leaving W ater T emperature N.C. — Normally Clo sed OA D — Outside Air Damper OCC — Occupancy Input Contact RH — Relative Humidity SA T — Supply Air T emperature SPT — Space T emperature[...]

19 W S HP-OPEN Fig. 21 — Units wit h Deluxe D, ECM and W SHP Open Multiple Protocol Controls A50-8353 LEGEND CO — Condensate Overflo w LW T — Leaving W ater T emperature N.C. — Normally Clo sed OA D — Outside Air Damper OCC — Occupancy Input Contact RH — Relative Humidity SA T — Supply Air T emperature SPT — Space T emperature[...]

20 012207-1BT4 8 5BT LED1 DB In s t a ll BT4 8 5 where device i s loc a ted a t the end of network s egment only. + 24v a c (If not in s t a lled, it m us t b e connected to DO-5) DEHUMIDIFY OUTPUT CONTACT (DO-6) (FACTORY OPTION) FAN S PEED (DO-7) (MED OR LOW) OA DAMPER (AO-2) FAN S PEED (DO- 8 ) (HIGH OR FAN ON ) LWT (Inp u t 6) S AT (LAT) (Inp u [...]

21 Table 3 — 50PCH,PCV Uni t Electrical Data LEGEND *Units using 460-v and ECM (electr onically commutated motor), modulating HWR (hot water reheat), and /or internal secondary pump will require a neutral wire from the supply side in order to f eed accessory with 265-v . NO TES: 1. HACR circuit brea ker in U .S .A. only . 2. All fuses 3. Class RK[...]

22 Step 9 — Wire Field Contr ols THERMOST A T CONNECTIONS — T he t he r m o st at should be wired directly to th e Aquazone™ control board. See Fig. 13-22, and 24. W A TER FREEZE PROTEC TION — The Aquazone control allows the field selection of source fluid freeze protection points through jumpers. The fact ory setting of jumper JW3 (FP1) is[...]

23 WS H P OP E N W I R IN G — The WSHP Open controller will be factory wired to the Complete C or Deluxe D control board, however , the system wiring will need to be completed utilizing WSHP Open controller wiring diagrams and the Third Party Integration (TPI) Guide. Factor y installation includes harness, L WT (leaving water temperature), supply[...]

24 W iring a Supply Air T emperature (SA T) Sensor — The SA T sensor is required for reheat applications. If the cable used to wire the SA T sensor to the controller will be less than 100 ft, an unshielded 22 A WG (American W ire Gage) cable should be used . If the cable will be greater than 100 ft, a shield 22 A WG cable should be used. The cabl[...]

25 Table 8 — 50PCV Blo wer P erf ormance with Hot W ater Re heat (HWR) Option NO TE: F or 50PCV units wit h HWR, calcul ate coil f ace v elocity of the entering air . Find the e xternal static pressure loss f or the reheat application. This loss includes the wet coil loss. Table 9 — 5 0PCV Blower Perf ormance with We t C o i l Table 10 — 50PC[...]

26 FIELD SELECT ABLE INPUTS Jumpers and DIP (dual in-line package) switches on the control board are used to customize unit operation and can be configured in the field. Complete C Control J umper Settings (Refer to Fig. 13 and 16) W A TER COIL FREEZE PROTECTION (FP1) LIMIT SETTING — Se le ct ju mpe r 3 , ( J W3 -FP 1 Lo w T emp ) t o choose FP1 [...]

27 Table 12 — DIP Switch Bloc k S2 — Accessory 1 Relay Option s LEGEND NO TE: All other DIP swi tch combinations are inv alid. Table 13 — DIP Switch Bloc k S2 — Accessory 2 Re lay Options LEGEND NO TE: All other switch combinations are in v alid. Auto Dehumidification Mode o r High Fan Mode — Switch 7 provides selection of auto dehu midif[...]

28 Table 14 — Operating Limits — 50PCH,PCV Units LEGEND Scr oll Compressor Rotation — It is important to be certain compressor is rotatin g in the proper direction. T o determine whether or not com pressor is rotating in th e prop- er direction: 1. Connect service gages to suction and disch arge p ressure fittings. 2. Energize the compressor [...]

29 Table 17 — 50PC024 Typical Uni t Operating Pressur es and Temperature s LEGEN D Table 18 — 50PC030 Typical Uni t Operating Pressur es and Temperature s LEGEN D Table 19 — 50PC036 Typical Uni t Operating Pressur es and Temperature s LEGEND ENTERING WA T E R TEMP (F) WATE R FLO W (GPM/ton) COOLING HEA TING Suction Pressure (psig) Discharge P[...]

30 Table 20 — 50PC042 Typical Uni t Operating Pressur es and Temperature s LEGEN D Table 21 — 50PC048 Typical Uni t Operating Pressur es and Temperature s LEGEN D Table 22 — 50PC060 Typical Uni t Operating Pressur es and Temperature s LEGEN D ENTERING WA T E R TEMP (F) WATE R FLO W (GPM/ton) COOLING HEA TING Suction Pressure (psig) Dischar ge[...]

31 Unit Start-Up Heating Mode NOTE: Operate the unit in heating cycle after checking the cooling cycle. Allow 5 minutes between tests for the pressure or reversing valve to equalize. 1. T urn thermostat to lowest setting and set thermostat switch to HEA T position. 2. Slowly turn the thermostat to a higher temperature until the compressor activates[...]

32 • T he condenser water limit needs to be verified depending on design paramete rs and application, whether geothermal or boiler/tower . 7. T o view unit configuration settings: a. Select the Unit Confi guration softkey , then select Unit. b. Scroll through th e unit settings by using the up an d down arrow keys. Unit settings include: • Fan [...]

33 Antifreeze — In areas where entering loop temperatures drop below 40 F or where piping will be routed through areas subject to freezing, antifreeze is needed. Alcohols and glycols are commonly used as antifreeze agents. Freeze protection should be maintained to 15 F below the lowest expected entering loop temperature. For exam ple, if the lowe[...]

34 Speed relays are turned off afte r a 60-second delay . The control reverts to Standby mode. Output EH1, EH2, Fan Enable, and Fan Speed will be ON if the G input is not active during Emergency Heat mode. COOLING ST AGE 1 — In C o o li n g S tag e 1 m ode , th e F an Enable, compressor and R V relays are turned on immediately . If configured as [...]

35 • Heating mode is not active and the compressor time guard has expired. • Condensate overflow input is normal. • If occupied, the SP T is greater than the occupied cooling set point. • Space temperature reading is valid. • If unocc upied, the S P T is greater than the unoccupied cooling set point. • If economizer cooling is available[...]

36 heating set point should the compressor capacity be insufficient or a compressor failure occurs. Unless a compressor fault con- dition exists, the heat stage will only operate to supplement the heat provided by the compressor if the space temperature falls more than one degree below the desired heating set point. The heat stage will be controlle[...]

37 operate if the loop pump status is off and therefore the WSHP compressor will not run. COMPLETE C AND DELUXE D BO AR D SYSTEM TEST System testing provides the ability to check the control operation. The control enters a 20-minute T est m ode by momentarily shorting the test pins. All time delays are in- creased 15 times. See Fig. 13-17. Te s t M[...]

38 Table 28 — Aquazone Deluxe D Co ntrol Current LED Status and Ala rm Relay Operations LEGEND NO TES: 1. If there is no f ault in memo ry , the F ault LED will flash code 1. 2. Codes will be displayed with a 10-second F ault LED pause . 3. Slow flash is 1 flash ev er y 2 seconds. 4. Fast fla sh is 2 flashes e very 1 second. 5. EXAMPLE: “Flashi[...]

39 of dishwasher deter gent and water is recommended for cleaning both sides of the coil, followed by a thorough water rinse. Clean coil with a stiff brush, vacuum cleaner , or com- pressed air . Use a fin comb of the correct tooth spacing when straightening mashed or bent coil fins. Condenser Cleaning — W ater-cooled condensers may require clean[...]

40 1. Shut off unit main power supp ly . 2. Loosen bolts on mounting bracket so that fan belt can be removed. 3. Loosen and remove the 2 motor mounting bracket bolts on left side of bracket. 4. Slide motor/bracket assembly to extreme right and lift out through space between fan sc roll and side frame. Rest motor on a high platform such as a step la[...]

41 Table 29 — Troubleshooting LEGEND RV — Re versing V alve F AUL T H EA TING COOLING POSSIBLE CA USE SOLUTION Main P ower Pr oblems X X Green Status LED Off C heck line v oltage circuit breaker and disconnect. Check for line v oltage between L1 and L2 o n the contactor. Check f or 24 vac between R and C on controller . Check primar y/secondar [...]

42 Table 29 — Troubleshooting ( cont) LEGEND RV — Re versing V alve F A UL T HEA TING COOLING POSSIBLE CA USE SOLUTION Only Compressor Runs X X Thermostat wir ing Check G wiring at heat pump. J umper G and R f or f an operation. Check Y and W wiring at heat pump. J umper Y and R for compressor oper- ation in test mode. X X Fan motor rela y Jump[...]

43 APPENDIX A — WSHP OPEN SCREEN CONFIGURA TION LEGEND SCREEN NAME POINT NAME PA S SW O RD LEVEL EDITABLE RANGE DEFAULT NOTES Equipment Status Operating Mode No P assword Required Off, F an Only , Economize, Cooling, Heating, Cont F an, T est, Start Delay , Dehumidify Display s unit operat ing mode SPT F Display s SPT SA T F Displa ys SA T Conden[...]

44 APPENDIX A — WSHP OPEN SCREEN CONFIGURATION (cont) LEGEND SCREEN NAME P OINT NAME PA S SW O RD LEVEL EDITABLE RANGE D EFAULT NOTES Unit Maintenance Operating Mode No P assw ord required Off, F an Only ,Economize, Cooling, Heating, Cont F an, T est, Start Delay , Dehumidify Display s unit operat ing mode F an Oper ating Mode Auto /Continuou s/A[...]

45 APPENDIX A — WSHP OPEN SCREEN CONFIGURATION (cont) LEGEND SCREEN NAME POINT NAME PAS SW OR D LEVEL EDITABLE RANG E DEFAULT NOTES Configuration Set Points Occupied Heating User/Admin P assw ord le vel access X 40 - 90 F 72 F Defines the Occupied Heating Set P oint Occupied Cooling X 55 - 99 F 76 F Defines the Occu pied Cooling Set P oint Unoccu[...]

46 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME P OINT NAME PA S S WO RD LEVE L EDITABLE RANGE DEFAULT NOTES Configuration Unit Configuration F an Mode Admin P ass word lev el access only X Aut o/Continuous/ Always On Continuous Aut o= Intermittant operation during both occupied and unoccupied periods/ Continuou s = Inter[...]

47 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME POINT NAME PA S SW OR D LEVEL EDITABLE RANGE DEFAULT NOTES Configuration Service Configuration # of F an Speeds Admin P ass word lev el access only X 1,2 ,3 3 Used to set n umber of fan mot or speeds G Output T ype X F an On/F an Low F an On When set to F an On, G out put is[...]

48 APPENDIX A — WSHP SCREEN OPEN CONFIGURATION (cont) LEGEND SCREEN NAME P OINT NAME PAS SW O RD LEVEL EDITABLE RANGE DEFAULT NOTES Configuration Alarm Configuration SPT Occupied Alarm Hysteresis Admin P assw ord lev el access only X2 - 2 0 F 5 F Defines the h ysteresis applied abo ve the cooling and belo w the heating set points bef ore an alarm[...]

49[...]

Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No . 04-53500049-01 Printed in U. S.A. Form 50PC-1SI Pg 50 7-09 Replaces: Ne w Copy right 2009 Carrier Cor poration[...]

CL-1 50PCH,PCV ST A RT -UP CHECKLIST CUSTOMER: ___________________________ JOB NAME: _______________________________________ MODEL NO.:___________________________ SERIAL NO.: ____________________ DA TE: _________ I. PRE-ST ART -UP DOES THE UNIT VOL T AGE CORRESPOND WI TH THE SUPPL Y VOL T AGE A V AILABLE? (Y/N) HA VE THE POWER AND CONTROL WIRING CO[...]

Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No . 04-53500049-01 Printed in U. S.A. Form 50PC-1SI CL-2 7-09 Replaces: New Copy right 2009 Carrier Cor poration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [...]