48
Electrical Connections - Evaporator(s)
Installation
Route the Evaporator Harness from the V-520 condenser into the cargo
box and make the following connections:
Host Evaporator
1. Defrost Termination Switch (12, CHB) to mating connector.
2. Hot Gas Defrost Solenoid (26, CHM) to mating connector.
3. Liquid Solenoid (B3-01,CHZ) to mating connector.
4. Temperature Sensor (PNK, BLK) to mating connector.
5. Drain Heaters (27, CHF) and (27A, CHG) to each mating connector.
See “Installation - Evaporator Drain Hoses” on page 52 regarding the
drain hoses and the correct placement of the drain pan heater wires.
6. Fan Motor 1 (EFI, CHC) to the mating connector.
7. Fan Motor 2 (EF2, CHD) to the mating connector.
OPTION - Door Switch (DSW1, CHH) to door switch connector.
NOTE: Make sure all harness are neatly routed and secured to prevent
rubbing or chafing against sharp edges inside the evaporator assembly.
Remote Evaporator
8. Defrost Termination Switch (12A, CHB2) to mating connector.
9. Hot Gas Defrost Solenoid (28, CHS) to mating connector.
10. Liquid Solenoid (33, CHY) to mating connector.
11. Temperature Sensor (G, B) to mating connector.
12. Drain Heaters (27B, CHF2) and (27C, CHG2) to each mating
connector. See “Installation - Evaporator Drain Hoses” on page 52
regarding the drain hoses and the correct placement of the drain pan
heater wires.
13. Fan Motor 3 (EF3, CHE) to the mating connector.
14. Fan Motor 4 (EF4, CHR) to the mating connector.
OPTION - Door Switch (DSW2, CHH2) to door switch connector.
NOTE: Make sure all harness are neatly routed and secured to prevent
rubbing or chafing against sharp edges inside the evaporator assembly.
Summary of Contents for Thermo King ES300
Page 12: ...11 Required Tools ...
Page 18: ...17 Dimensions Condenser Module Mounting Holes ...
Page 19: ...18 Dimensions HMI A 140 mm 5 50 in B 46 mm 1 80 in C 12 mm 50 in ...
Page 20: ...19 BLANK PAGE ...
Page 38: ...37 Important Suction Line Routing and P Trap Formation NOT ACCEPTABLE From Unit ...
Page 40: ...39 Installation Refrigeration Tubes to Compressor ...
Page 46: ...45 System Leak Check and Evacuation ...
Page 48: ...47 Installation Electrical Connections ...
Page 50: ...49 Electrical Connections Evaporator s ...
Page 52: ...51 Installation Standby Power Receptacle ...
Page 54: ...53 Installation Drain Hoses REMOTE Evaporator HOST Evaporator Defrost Heater Wires ...
Page 56: ...55 Installation HMI ...
Page 62: ...61 System Charging AMOUNT OF REFRIGERANT PER MODEL Model 50 5 00 lbs ...