Nordyne R-410A инструкция обслуживания

15 SEER USER’ s MANU AL & INST ALLA TION INSTR UCTIONS 2 Stage R-410A Single P acka g e Heat Pump Please read this inf or mation thoroughly and become familiar with the capabilities and use of y our appliance bef ore attempting to operate or maintain this unit. K eep this literature where y ou hav e easy access to it in the future. If a prob [...]

2 SAFETY INFORMA TION ............................... 3 USER INFORMA TION ................................... 3 About the Heat pump ................................ 3 Operating Instructions ............................... 3 Cooling Operation ................................... 3 Heating Operation ................................... 3 Emergency Heat[...]

3 Figure 1. Digital Thermostat Fa n Mode T emperature Selector System Mode USER INFORMA TION About the Heat Pump Y our heat pump is a unique, all w eather comf or t- control appliance that will heat and cool your home year round and pro vide energy saving comf or t. It’ s an unknown f act that heat is alwa ys in the air , e v en when the outside [...]

4 At the beginning of the defrost cycle, both the outdoor condenser f an and compressor will tur n off . After approximately 30 seconds , the compressor will tur n on and begin to heat the outdoor coil causing the ice and snow to melt. NO TE: While the ice and snow is melting, some steam ma y r ise from the outdoor unit as the warm coil causes the [...]

5 6 ft. 24" 12" 12" Figure 2. Minimum Unit Clearances HEA T PUMP INST ALLA TION Locating the Heat pump • Select a solid, le vel position, pref erab ly on a concrete slab , slightly abov e the grade le v el, and parallel to the home . DO NOT PLA CE UNIT UNDER THE HOME. • The hot condenser air m ust be discharged up and aw ay from [...]

6 Figure 5. Return Air Box INST ALLING RETURN AND SUPPL Y AIR FITTINGS The supply and retur n fi ttings are included with the unit and located in the supply duct. They attach to the unit openings (Figure 4) with a fl ange and bead arrangement and ma y be, secured with two sheet metal scre ws. Note: For easier access, install fi ttings before pos[...]

7 Figure 6. Supply Damper A UTOMA TIC DAMPER IS CLOSED WHEN HEA T PUMP IS OFF Item No. Description 1 12” x 20” Return Air 2 16” x 20” Air Filter 3 12” x 20” Grille 4 Supply Damper 5 14” Diameter Flex Return Duct 6 12” Diameter Flex Supply Duct 7 12” x 12” x 12” “Y” Fitting T able 1. T ypical Applications LOCA TING AND INST[...]

8 Connecting the Return and Supply Air Flexib le Ducts • The retur n duct f or all units is 14” diameter . • The supply duct f or all units is 12” diameter . • The fl e xible ducts can be connected to the corresponding fi ttings with the clamps provided with the ducts. Note: T o prev ent a loss in cooling capacity , make sure all connec[...]

9 Figure 8. P ower Entry Low V oltage High V oltage Overcurrent Pr otection Generally , the best fuse or break er f or any heat pump is the smallest size that will permit the equipment to run under nor mal usage and provide maximum equipment protection. Proper ly sized fuses and breakers also pre vent n uisance tr ips during unit star tup . If a fu[...]

10 Figure 9. T ypical Wiring (Field Supplied) for 2-Stage Cool, 2 Stage Electric Heat E L C G Y2 Y1 INDOOR THERMOST A T SUB-B ASE Green W2 O R Y2 Y2 L out Y YR C DF DF2 out in out DEFROST BO ARD (from Blower Rela y) 1 2 3 4 5 6 7 8 9 Bro wn Orange Accessory Heat Plug T able 2. Motor Lead Connection Model Q5RF Wire Color/Speed T ap Motor Speed Air F[...]

11 Diagnostic Description LED Status Control F ault (No P ower) Off Nor mal Operation On ASCD Dela y Active (with compressor demand) 1 Flash Low Pressure Switch Loc kout 2 Flashes High Pressure Switch Lock out 3 Flashes Ambient Sensor F ault 4 Flashes Coil Sensor F ault 5 Flashes T able 3. Control Dia gnostic Star Bushing Bolt Nut Ambient Sensor Pl[...]

12 SYSTEM OPERA TION Pre-Start Checklist The f ollowing check list should be observed prior to star ting the unit.  Is the unit le vel? Unit should be le vel or slightly slanted tow ard the drain for proper condensate drainage .  Is the unit installed with the proper clearances as listed in Figure 2 (page 5)?  Is the wir ing correct accord[...]

13 Anti Short Cycle Timer T est The 3 minute time dela y feature can be b ypassed by shorting the “TEST” pins together . Heating Mode When the “TEST” pins are shorted together f or more than 1 second, the control will switch between defrost mode and heating mode as described in the Defrost T est Procedure section (page 12). Cooling Mode Whe[...]

14 Refrigerant Charging Charts for Cooling Mode of Operation Figure 11. Charging Chart for 2 ton Units 200 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 600 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 LIQ UID PR E SSU RE ( PSIG) LI Q UI D T EMP ERATURE (F) R em ove ref riger ant w hen above c urve Add r e f r i g e r a n t w[...]

15 Refrigerant Charging Charts for Cooling Mode of Operation - Continued Figure 14. Charging Chart for 5 ton Units 200 225 250 275 300 325 350 375 400 425 450 475 500 525 550 575 600 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 LIQ UID PR ES SU RE ( PSIG) LI Q UI D T EMP ERATURE (F) Q5RF-X60K C OO L I NG CH ARGI N G CH A RT R em ove ref ri[...]

16 Q5RF-X24K OUTDOOR TEMPERA TURE (DEG. F) 0 1 02 03 04 05 06 0 Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Press Press. T emp. Press. Press . T emp . Press. Press. T emp. Press. Press . T emp . Press. Press . T emp. Press. Press . T emp. Press. Press . T emp. [...]

17 Refrigerant Charging T ables for Heating Mode of Operation - (contin ued) Q5RF-X48K OUTDOOR TEMPERA TURE (DEG. F) 0 1 02 03 04 05 06 0 Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Suc. Liquid Disch. Press Press. T emp. Press. Press . T emp . Press. Press. T emp. Press. Press . [...]

18 3. Not sutiable on systems that exceed 150V to gr ound. 4. For replacement wires use conductors suitable f or 105°C. 208/230 V OL T Q5RF/PPH2RF SERIES SMALL P A CKA GE H/P 2 T ON AND 3 T ON 60HZ/SINGLE PHASE 1. Disconnect all power bef ore servicing. 2. For supply connections use copper conductors onl y . 3. Not sutiable on systems that exceed [...]

19 NO TES: 710890B 0809 FIELD WIRING LEGEND: LOW V OL T AGE HIGH V OL T AGE 208/230 V OL T Q5RF/PPH2RF SERIES SMALL P A CKA GE H/P 4 T ON AND 5 T ON 60HZ/SINGLE PHASE 1. Disconnect all power bef ore servicing. 2. For supply connections use copper conductors onl y . 3. Not sutiable on systems that exceed 150V to gr ound. 4. For replacement wires use[...]

INST ALLER PLEASE LEA VE THESE INST ALLA TION INSTRUCTIONS WITH THE HOMEO WNER. 709064B (Replaces 709064A) Specifi cations and illustrations subject to change without notice or incurring obligations. Printed in U.S .A. (09/09) O’F allon, MO ¢709064-¤ 709064B[...]