TM 55-1520-240-23-7
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TEST HYDRAULIC TEMPERATURE INDICATOR
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairer’s Tool Kit, NSN 6625-00-556-4915
Thermometer Tester, Electrical
Connector, MS3476W10-6S
DC Power Supply, 0-50 Volt
Wire, No. 20, Unshielded
Multimeter
Materials:
None
Personnel Required:
Aircraft Electrician
Inspector
References:
TM 1-1500-204-23
TM 55-6695-200-15
Equipment Condition:
Off Helicopter Task
1.
Setup test set (1) (TM 55-6695-200-15).
2.
Connect indicator (2) to test set.
3.
Perform scale error test at 28.5 vdc (TM
55-6695-200-15). Indicator readings shall be
within tolerance as follows:
NO BREAK - WORK HARDER
INDICATOR
TEST
POINT
ºC(ºF)
TEST SET AT NORMAL
VOLTAGE (28.5) RANGE ºC (ºF)
-70 (-94)
-66 to -74º (-86.8 to -101.2º)
-30 (-22)
-27 to 33º (16.6 to -27.4º)
0 (32)
-2 to 2º (28.4 to 35.6º)
30 (86)
28 to 32º (82.4 to 89.6º)
79 (176)
78 to 82º (172.4 to 179.6º)
129 (248)
117 to 123º (242.6 to 253.4º)
150 (302)
146 to 154º (294.8 to 309.2º)
INSPECT
4.
Disconnect indicator (2) from test set (1).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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