Trane SCRH manual

PKG-SVX14A-EN Installation, Operation, and Maintenance Midrange Self-Contained Units October 20 0 8 Models SCWH/SCRH 3, 5, 7.5, 10, 12, & 15-tons “AO” and later design sequence[...]

2 PKG-SVX14A-EN general information About This Manual Literature Change History Use this manual for commercial self- contained models SCWH and SCRH . This is the original issue of this manual. It provides specific installation, owner maintenance, and diagnostic troubleshooting instructions for “AO” and later design sequences. Note: The procedur[...]

PKG-SVX14A-EN 3 contents Cross reference to related publications/information: Midrange Self-Contained catalog, PKG-PRC012-EN Installation…………………………………………………2 general information ……………………………………………2 pre-installation considerations ………………………………6 dimensions [...]

4 P K G - S V X 1 4 A - E N I n s t a l l a t i o n g e n e r a l i n f o r m a t i o n M i d r a n g e M o d e l N u m b e r D e s c r i p t i o n F o l l ow i n g i s a c o mp l e t e d e s c r i p t i o n of t h e m i d r a n ge m o d e l nu m b e r . Ea c h d i g i t in t h e m o d e l nu m b e r h a s a co r r e s p o n d i n g c o d e t h a t[...]

PKG-SVX14A-EN 5 Installation general information General The midrange models SCWH/SCRH is a high efficiency , vertical air condioner . units have either front or top discharge configuration options and easy service access. Unit construction is heavy gage steel with a baked enamel finish. Available unit voltages are 208/3/60, 230/ 3/60, 460/3/60, an[...]

6 PKG-SVX14A-EN Pre-Installation Considerations Pre-Installation Checklist Complete the following checklist before beginning unit installation.  V erify the unit size and tagging with the unit nameplate.  Make certain the floor or foundation is level, solid, and sufficient to support the unit and accessory weights. Level or repair the floor b[...]

PKG-SVX14A-EN 7 Installation pre-installation considerations 24" F AN ACCESS FRONT RETURN COIL / ELECTRIC HEA TER ACCESS MOTOR / DRIVE ACCESS (RIGHT SIDE) CONTROL BOX & CONDENSER F AN ACCESS TXV ACCESS (RIGHT SIDE) 26" SERVICE CLEARANCE RIGHT SIDE UNIT -MOUNTED T-ST AT OPENING (BOTH SIDES) POWER ENTRY (BOTH SIDES) CONTROL ENTRY (BOTH [...]

8 PKG-SVX14A-EN Installation pre-installation considerations Service Access 10, 12, & 15-ton SCWH/SRCH with side-mounted fan configura- tion, field converted 10 through 15-ton SCRH/SCWH[...]

PKG-SVX14A-EN 9 Installation pre-installation considerations T able I-PC-1. Isolator load points, units with a vertical discharge configuration, lbs. model L1 L 2 L 3 L 4 L1 L2 L 3 L 4 SCRB/SIRB SCWB/SIWB 3-ton 99 105 120 127 105 133 118 1 24 5-ton 115 1 22 157 166 129 165 1 66 165 7.5-ton 15 4 203 22 7 22 1 177 234 2 30 23 1 10-ton 20 8 26 6 27 3 [...]

10 PKG-SVX14A-EN Proper Lifting Procedure Follow these instructions and reference Figure I-PC-3. 1. Slide a fork lift into the opening provided on the unit base. Move the fork lift carefully . 2. Using slings, attach through the circular holes provided on the unit base. Protect the unit from damage by rigging equipment. WARNING Improper Unit Lift! [...]

PKG-SVX14A-EN 11 dimensions & weights Installation 3 & 5-tons SCWH/SCRH SCRH SCWH vertical discharge horizontal discharge (field converted) SCWH /SCRH dimensions & weight, in-lbs. unit shipping oper ating size A B C D E F G J K L M N O P Q R S weight weight 3 31.89 64.17 22.24 5.65 11.93 14.31 10.63 18.00 7.80 7.80 15.60 15.63 20.20 6.2[...]

12 PKG-SVX14A-EN dimensions & weights 7.5-tons SCWH/SCRH Installation SCWH vertical discharge horizontal discharge (field converted) SCWH /SCRH weight, lbs. unit shipping operating size weight weight 7 .5 702 657 SCRH[...]

PKG-SVX14A-EN 13 dimensions & weights Installation 10, 12, & 15-tons with top-mounted fan configuration SCWH/SCRH horizontal discharge (field converted) vertical discharge SCRH SCWH SCWH /SCRH dimensions & weight, in-lbs. unit shipping operating tons A B C D E F G J K M N weight weight 10 66.75 88.78 7.04 18.07 57.28 19.01 25.0 5.23 7.4[...]

14 PKG-SVX14A-EN 10, 12, & 15-tons with side-mounted fan configuration, field converted SCWH/SCRH SCWH/ SCRH Dimensions, in. unit tons A C D E F G 10 65.75 7.04 18.07 57.28 66.93 25.79 12 65.75 7.04 18.07 61.22 66.93 29.73 15 80.31 19.83 19.83 61.22 81.49 29.73 Notes: 1. Base rail must be attached to the floor before converting unit to side-mou[...]

PKG-SVX14A-EN 15 dimensions & weights Installation Plenum Plenum dimensions & weight, in-lbs. unit size A B weight 3-ton 31.89 22.24 4 4 5-ton 36.41 24.01 5 4 7.5-ton 40.94 28.74 7 3 10 & 12-ton 65.75 29.52 1 20 15 -to n 80.31 29.52 1 4 6 A B C D E F G 0.39 0.28 1.38 1.38 5.91 1.57 3.15 0.39 0.59 0.59 2.18 2.18 8.39 1.03 1.03 1.08 0.75 [...]

16 PKG-SVX14A-EN dimensions & weights Installation A B D C 0.43 0.28 0.39 0.39 1.03 1.03 1.08 1.57 3.19 0.75 0.75 5.90 1.00 NPT 1.38 1.38 17.50 20.26 1.38 8.27 2.18 0.59 9.54 9.54 15.89 2.18 9.07 7.48 0.59 BLOCKOFF (SHIPS DISASSEMBLED) Hot water coil 10 thru 15-ton units 35.51 28.03 5.91 0.43 1.57 3.15 34.72 0.39 0.75 0.75 0.39 5.9 1.0 NPT 0.75[...]

PKG-SVX14A-EN 17 mechanical requirements Duct Connections Install all air ducts according to the National Fire Protection Association standards for the “Installation of Air Conditioning and V entilation Systems other than Residence T ype (NFP A 90A) and Residence T ype W arm Air Heating and Air Conditioning Systems (NFP A 90B). Make duct connecti[...]

18 P K G - S V X 1 4 A - E N m e c h a n i c a l r e q u i r e m e n t s I n s t a l l a t i o n R e f r i g e r a n t P i p i n g ( A i r - C o o l e d U n i t s O n l y ) R ef e r en c e i n d us t ry r ec o m me n d at i o ns f o r a i r -c o o le d un i t r e f ri g e r a nt p ip i n g . I f s u s p e n d i n g p i p i n g f r o m t h e b u i l[...]

P K G - S V X 1 4 A - E N 19 e l e c t r i c a l r e q u i r e m e n t s I n s t a l l a t i o n S u pp l y Po w e r W i r i n g I t is t he i n s t al l e r ’ s r e s p o ns i b il i t y t o pr o v id e p o w e r s u p p l y w i r i n g t o t h e u n i t t e r m i n a l b l o c k o r t h e n o n - fu s e d d i s c o n n ec t s w i t c h o p t i [...]

20 PKG-SVX14A-EN electrical requirements Installation RLA LRA qty. hp FLA qty. hp FLA qty SC*H0303.... 208-230V/60Hz/3Ph 12.9 77.0 0.5 2.21 1 18.3 30 3.15 19.3 30 SC*H0304.... 460V/60Hz/3Ph 5 . 7 35.0 1.00 8.1 15 1.42 8.5 15 SC*H0305.... 575V/60Hz/3Ph 4 . 8 31.0 0.80 6.8 15 1.14 7.1 15 SC*H0503.... 208-230V/60Hz/3Ph 22.9 155.0 5.00 33.6 50 5.81 34.[...]

PKG-SVX14A-EN 21 Installation Checklist Reference the checklist below to verify all steps required to successfully install a deluxe self-contained unit are complete. This checklist is intended to acquaint the installing personnel with what is required in the installation process. It does not replace the detailed instructions detailed in the applica[...]

22 PKG-SVX14A-EN pre-startup requirements Installation Pre-Startup Checklist Complete this checklist after installing the unit to verify all recommended installation procedures are complete before unit startup. This does not replace the detailed instructions in the appropriate sections of this manual. Always read the entire section carefully to bec[...]

P K G - S V X 1 4 A - E N 23 U n i t S t a r t u p P r o c e d u r e s 1 . C he c k al l e l ec t r i ca l c o nn e ct i o n s f or t i g h tn e s s . 2 . B e s u r e a l l u ni t ac c e ss o r ie s ar e p ro p e rl y s e t a n d i n st a ll e d . 3 . M od e l S CW H : V er i fy co n de n se r w a t e r p i p in g is p ro p e rl y c o n n e ct e d [...]

24 PKG-SVX14A-EN Operation sequence of operation Sequence of Operation The thermostat controls the unit operation. It has both manual and automatic switches so the thermostat maintains desired comfort levels. The fan switch allows manual selection of the fan speed using the On or Auto setting. With the switch set in the On position, the evaporator [...]

PKG-SVX14A-EN 25 Maintenance general information T able M-GI-1. Midrange maintenance general data SCW H030 S CW H050 S CW H075 SCW H100 SCW H120 SCW H150 dimens ions, i n-lbs. height 66.93 78.74 78.94 91.54 95.47 95.47 length 31.89 36.41 40.94 65.75 65.75 80.31 depth 22.24 24.01 28.74 29.52 29.52 29.52 weight (shipping / net ) 494 / 459 592 / 555 7[...]

26 P K G - S V X 1 4 A - E N M a i n t e n a n c e m a i n t e n a n c e p r o c e d u r e s M a i n t e n a n c e P r o c e d u r e s T h i s se c t io n de s c ri b e s s p e c i f i c m ai n t e na n c e p r oc e d u re s t ha t m u s t b e p re f or m e d a s a pa r t of th e n o rm a l m ai n t en a n ce p ro g ra m . A l w ay s d is c o n ne [...]

PKG-SVX14A-EN 27 • T o assist in reducing power generation emissions, always attempt to improve equipment performance with improved maintenance and operations that will help conserve energy resources. WARNING Confined Space Hazards! Do not work in confined spaces where sufficient quantities of refrigerant or other hazardous, toxic, or flammable g[...]

28 PKG-SVX14A-E N c on t ro l dis armin g rearmin g high pre ss ure control (air-cool ed & 12-ton water cool ed) 624±17.5 psig 464±29 psig high pre ss ure control (water-cooled except 12 -t on) 450±10 ps ig 348±14 .5 psig low pre ss ure c ontol 51±7 psig 94±7 psig 266± 5F 194± 5 3 / 204-230 & 57 5 275± 5F 19 8 5 / 208-23 0 266± 5F[...]

P K G - S V X 1 4 A - E N 29 P e r i o d i c C h e c k l i s t s M o n t h l y C h e c k l i st T h e f o l l o w i n g c h e c k l i s t p r o v i d e s t h e r ec o m me n de d ma i nt e n an c e s c he d ul e t o k e e p t h e u n i t r un n i n g e f f ic i e n t l y . WARNING Hazardous V oltage! Disconnect all electrical power including remote[...]

30 P K G - S V X 1 4 A - E N M a i n t e n a n c e t r o u b l e s h o o t i n g T ro u b l es h o o t i n g U s e t he f ol l o wi n g s t e ps a n d p r oc e d ur e s t o he l p c o r re c t t h e s e co m m on p ro b l em s . P r o b l e m T h e e n t ir e u ni t do e s n o t o p e r a te . P o s si b l e c a u se 1 . P o we r i n t er r up t i [...]

P K G - S V X 1 4 A - E N 31 M a i n t e n a n c e t r o u b l e s h o o t i n g P r o b l e m I n s u f f i c i e n t c o o l i n g P o s si b l e c a u se 1 . I n su f f ic i e nt a ir f lo w d u e t o: a ) d i rt y e va p or a to r ; b ) i ce on ev a po r a to r c o il s ( in d i ca t es a ir f lo w re s tr i c ti o n t h r o u gh e va p o ra t [...]

32 PKG-SVX14A-EN typical wiring diagram Maintenance[...]

PKG-SVX01A-EN 33 typical wiring diagram Maintenance[...]

34 PKG-SVX14A-EN typical wiring diagram Maintenance[...]

PKG-SVX01A-EN 35 typical wiring diagram Maintenance[...]

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