Heat Wagon 2730C, Руководство по установке и обслуживанию

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MODEL 2730C
PREVENTATIVE MAINTENANCE
1) Check - Fused disconnect
A) Continuity through fuses.
2) Check - All wiring for tight and correct connections
3) Check - Motor Relay
A) If it buzzes, clean contacts or replace.
B) Check for voltage drop through L1 & T1 contacts. If it’s more than 2 volt replace.
4) Check - Air Flow Switch
A) Clean inlet and negative pressure tubes (Blow out with air)
B) Adjust the switch, turn adjusting screw CCW until the light on the control panel stays on.
5) Clean the burner
A) Clean port holes (gas outlet)
B) Clean air mixture holes (Main burner section)
6) Clean and inspect solenoid valves
A) Remove tops of solenoid valves, clean dirt and propane oil out
B) Inspect diaphragm (Not hard or cracked)
7) Check/Replace the igniter/sensor
A) Move sensor probe with fingers. If “rubbery” replace it.
B) If probe solidly rigid, clean igniter and check gap @ 1/8”
8) Check for gas leaks
A) Heater operating, check for leaks at all pipe joints with leak detector or soapy water. Remake
joints where bubbles occur.
9) Tighten all bolts
A) Motor mounts
B) Fan blade
C) Burner mount
D)Pipe train (manifold) mounts