TM 10--3510--221--24
0071 00--1
FUEL LEVEL OR PRESSURE LO
0071 00
THIS WORK PACKAGE COVERS:
Troubleshooting Fuel Level or Pressure Lo Fault
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
Power must be applied at main control
Multimeter (Item 2, WP 0272 00)
enclosure (WP 0010 00).
1. Check fuel supply.
Is fuel supply adequate?
YES Go to step 2.
NO Replenish fuel supply. Return to normal operation.
2. Check hose connections at fuel source and at heater.
Are hoses properly connected?
YES Go to step 3.
NO Properly connect fuel hose(s). Return to normal operation.
3. Check entire length of fuel hose for leaks or kinks.
Are hoses leaking or kinked?
YES Repair leaks or remove kink(s) from hoses. Return to normal operation.
NO Go to step 4.
4. Observe burner blower operation.
Is burner blower operating?
YES Go to step 5.
NO Go to step 6.
5. Observe burner assembly pressure gauge.
Is reading >130 psig?
YES Go to TYPICAL AC INPUT SIGNAL FAULT (WP 0103 00) to check for faulty input signal at
at SSR10.
NO Go to step 6.
6. Remove blower air inlet filter.
7. Check entire fuel system from fuel hose connections to burner assembly for leaks.
Are any leaks found?
YES Repair leaks as necessary.
NO Go to step 8.
