TM 9-4120-407-14
4-7. LOGIC BOX ASSEMBLY TESTING AND REPLACEMENT.
c. Installation
a. Testing
b. Removal
This task covers:
INITIAL SETUP
Tools
Equipment Conditions:
Service Refrigeration Unit Tool Kit
Materials/Parts
a . Testing.
(1) Connect a multimeter set to measure dc voltage to the test fixture TEST POINT
(positive lead to TP1 and negative lead to TP2). Connect P1, P2, and P3 to J1, J2 and J3
respectively on the logic box assembly being tested.
Figure 4-1. Logic Box Test Fixture Assembly
4-7