TM 10-4520-259-13&P
Table 3-1. Operator Troubleshooting Procedures - Continued
Malfunction
Test or Inspection
Corrective Action
Step 5.
Check coupling between motor and fuel pump for slippage.
If loose, notify supervisor.
Step 6.
Check for clogged fuel filter and/or strainer.
If clogged, drain.
6.
BLACK SMOKE EXITS FROM BURNER EXHAUST DUCT
Check to see if fuel-to-air ratio adjustment is correct as described in paragraph 2-11.
Adjust shutter for proper volume of air intake.
SECTION III. OPERATOR'S MAINTENANCE PROCEDURES
3-4.
INTRODUCTION. This section provides operator maintenance instructions for the water heaters,
including cleaning, inspection, service and adjustment of the following components:
COMPONENT
PARAGRAPH
Fuel Supply Control Assembly ..................................................................................................... 3-7
Ignition Cable Assembly .............................................................................................................. 3-8
Blower Assembly ......................................................................................................................... 3-9
Water Vessel and Skid Assembly ................................................................................................ 3-10
3-5.
CLEANING PROCEDURES
Clean the water heaters as described in paragraph 2-5.
3-6.
MAINTENANCE PROCEDURES
Perform the following maintenance procedures when necessary or when PMCS indicates faulty components.
3-6
