Trane GSSD - Manual

5 Warranty The unit is warranted by the manufac-turer against any defects in material and factory workmanship for one year after installation (labor and parts) . The refrigerant circuit, including the compressor, expansion device, revers-ing valve (less solenoid coil) , and all heat exchangers in co...

6 The GSSD is packaged in clear stretch wrap to allow immediate visual in-spection. A careful inspection should be made for shipping damage. All or- ders are free on board (FOB) facto-ry, therefore claims must be made with the delivering carrier. Carefully remove the stretch wrap and the top cardboa...

7 Installation-Location Considerations 23-5/16” 23” TOP VIEW 24-5/16” 24-13/16” 8-7/16” 13-1/4” 2- 1/ 16 ” 13 -1 5/ 16” 7 -3/ 16 ” 14 -3 /4 ” WATER IN-1” NPTI WATER OUT 1” NPTI LIQUID LINE1/2” O.D. HI VOLTAGE1-1/8” DIA. 6-7/16” 5-1/2” 3-15/16” 1-7/16” LOW VOLTAGE1-1/8” DIA. PUMP CONTROL1-1/8” DIA. S...

10 Installation-Water Connections Location Consideration ! Unit should be placed on a level surface in a indoor protected area. Units should not be installed or stored in an exterior environment. ! There should be approximately 2 to 3 feet of clearance available for accessing the unit for service. A...

11 R F Y 2 O C R G Y O B W 1 W 2 3 4 5 6 1 T-Stat (X13510588020) Manual changeover: -two-stage heat -one-stage cool TWE (Sizes 031-065) GSSD (Sizes 024-072) GSSD 24V Field Wiring W 1 W 2 CompressorReversing valve (energized 5 6 in cooling) Field Wiring Connections Power wiring to the unit should be ...

12 . Table 1: Electrical Data Unit Model: GSSD 024 030 036 042 048 060 072 Electrical Volts-60HZ/1Phase 208-230 208-230 208-230 208-230 208-230 208-230 208-230 Compressor RLA 11.4 13.6 15 18.4 20.4 28 32.1 Compressor LRA 56 67 73 95 109 169 169 Blower Motor RLA 3 5 5.6 5.6 5.6 7.4 7.4 Min. Circuit A...

13 Pressure Switch A high pressure switch is provided to protect the compressor against exces-sive refrigeration pressure. The low pressure switch should be wired in ac- cordance with the type of freezestat that is used. Trane factory supplies two low pressure switches in the re- frigerant circuit. ...

14 L1 L2 1K1 L3 T3 1K1 L1 T1 5F3 5F2 230V 6A MAX TO WATERSOURCE PUMP A,C 6A,C,D,E C 7C 1C1 6E 4 5F1 2A 6F 5C A 7A A R S C 2B1 4S5 6G 4S6 6H DESUPER- HEATER PUMP 6B1 5C 1TB3-1 16 F,G 1TB3-5 18 1TB3-6 25 1K3 C2 C1 A 1K3 5 19A 4S3 20A 4S4 4S1 21A A 4S4 23 1TB3-7 C A F 1TB3-8 23 A 16 1TB3-2 1K1 D,F D 1K...

15 Loop Water Applications It should be noted that there is no me- chanical difference between geother-mal (closed loop) and ground water (open loop) GSSD units. Generally in a closed loop application, there is a percentage of antifreeze in the water. In these applications, the 20 degree F freezesta...

16 GSSD Units Coupled with TWE Air Handlers The GSSD IS coupled with the TWE- E series. Table 4 may be used to deter- mine the amount of charge necessary for the split unit system without any refrigerant line connecting the two. Table 5 can be used to determine the amount of refrigerant needed for l...

17 Refrigeration System ! Compressor: The unit includes a high efficiency scroll compressor with and internal vibration isolator that absorbs starting and stopping energy. It also contains an internal overload protection. External vibration isolation is provided by rubber mounting devices located un...

18 Accessory Items Note: The following equipment may be pur-chased through the nearest Trane dis-tributor. ! Water Regulating Valve Assembly : The water regulating valve assembly consists of a direct acting valve and a reverse acting valve. The direct acting valve opens in response to an increase in...