TM 10-7310-241-12&P
3-3.1 TROUBLESHOOTING INSTRUCTIONS FOR MODEL 471012 (Continued)
3-6 Change 1
Problem
Probable Cause
Recommended Solution
HWR heats in switch setting 0
The positive and negative wires
Connect Pin A to +24 V dc and connect
(OFF) when connected, but
of the power cable are
Pin B to Ground. Pin C should have no
green light stays on.
connected incorrectly.
connection.
Excessive time is required to
Lid open.
Close lid.
heat water.
Latches not clamped down.
Clamp down latches.
Lid not sealing properly.
Adjust latches so lid seals tightly.
Excessive time is required to
Lid open.
Close lid.
warm MRE entrees.
Latches not clamped down.
Clamp down latches.
Lid not sealing properly.
Adjust latches so lid seals tightly.
Switch is on Setting I
Position switch to Setting II
Main container was filled with
Reduce water level in main container to
water above lower indicator line. lower indicator line.
Section Ill. OPERATOR’S MAINTENANCE PROCEDURES
3-4. GENERAL
Corrective maintenance by the operator is limited to the following procedures as authorized by the "Inspect"
and "Service" functions of the MAC in Appendix B:
a. Inspection. Visual checks for correct installation, physical damage, and loose or missing parts.
b. Cleaning. Cleaning of internal and external parts using hand dishwashing compound.
c. Sanitizing. Sanitizing of internal parts using food service disinfectant.
3-5. INSPECTION
Perform inspection of the HWR as described in Chapter 2, Section II, Preventive Maintenance Checks and
Services (PMCS). Report defects on DA Form 2404 (Equipment Inspection and Maintenance Worksheet).
3-6. CLEANING FOR MODEL RAK-15
Cleaning of the HWR should be performed when required by the procedures described in Chapter 2, Section
II, Preventive Maintenance Checks and Services (PMCS). Wipe the HWR cover, inner/outer containers and
main case with a dry cleaning cloth (Appendix E, Section II, Item 2) after every use.
The HWR should be cleaned and sanitized weekly or more frequently if food stains appear.
