Trane Thermo King ES300, Installation Manual

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52
Installation - Evaporator Drain Hoses
REMOTE Evaporator
1. Cut the drain hose into two sections of suitable length and attach each
drain hose onto the evaporator drain tubes.
2. Allow the drain hoses a sufficient slope to ensure that the water drains
away from the evaporator.
3. Secure the connections with tie bands.
4. Route both hoses directly out through the compartment wall and join to
a third single drain hose using the Y connector.
5. Route the single drain down the outside of the cargo area and secure
with clamps.
6. Seal drain hose holes in the cargo area with neutral/alcohol cure
silicone sealant.
HOST Evaporator
1. Cut the drain hose into two sections of suitable length and attach onto
the drain tubes.
2. Allow the drain hoses a sufficient slope to ensure that the water drains
away from the evaporator.
3. Allow approximately 7.00 in. (180 mm) of defrost wire to extend from
each defrost tube into the pan.
4. Insert the defrost heater wires through each drain hose and along its
entire length.
• Do not use band wraps (wire ties) to hold the defrost heater wires.
• Do not cover or wrap the defrost heater wires.
• Do not cut the defrost heater wires.
• Do not install more than 4 defrost heater wires into the drain tube.
5. Connect Drain Heater 1 (27,CHF) and Drain Heater 2 (27A, CHG) to
mating connectors.
6. Install the cover onto the evaporator.
7. Use another Y connector to join the drain hose from the accumulator
with the drain hose from the host evaporator as shown.
8. Route the single drain hose down the outside of the cargo area and
secure with clamps.
9. Secure all hose connections with tie bands.
10. Seal drain hose holes in the cargo area with neutral/alcohol cure
silicone sealant.