1. VISUAL CHECKS:
-Wheels, check to ensure bolts are tight
-Heater shell, control box and heat shield
-End plate with screen, ensure all holding screws are in place
-Frame, no major dents or cracked welds
2. BURNER MAINTENANCE:
Igniter/sensor = Clean with soft wire brush, or solvent and check gap.
Igniter wire = Check for cracked insulation and ends to ensure a good connection.
Ground wire = Ensure ground wire is secured to the metal housing, as this is necessary for the flame
detection system to operate.
3. CONTROL BOX:
-Inside the control box should be cleaned using a dry cloth or by blowing compressed air.
- Do not use any liquid or aerosol spray cleaners.
-Check that all electrical connections are snug and tight.
4. ELECTRICAL
-Plug in cord, open cord and check all connections, make sure tight and no frayed wires exposed
-Check conduit, make sure all BX connectors are tight.
5. FAN:
-Check for dust or dirt build up on fan blades.
-Check the tightness of the set screw.
-Run the heater to check for fan vibration
(replace fan blade if vibrations are noticeable
CLEANING INSTRUCTIONS:
1. The unit should be cleaned externally with soap and water.
2. Ensure that the electrical control box is closed before cleaning unit.
3. Ensure that the power cord is disconnected before cleaning.
4. Ensure that the fuel supply is off and disconnected before cleaning.