TM 9-2320-280-20-2
5-15. MODULATOR LINK REPLACEMENT (3L80)
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
Manual References
All vehicles except: M997A2, M1025A2,
TM 9-2320-280-24P
M1035A2, M1043A2, M1045A2, M1097A2
Equipment Condition
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Gasket (Appendix G, Item 50)
Engine access cover removed (para. 10-15).
Cooling system drained (para. 3-60).
1. Pull off cable clip (6) from modulator link pin (5).
2. Remove two capscrews (1) and bracket (2) from cylinder head (10).
3. Loosen rear cable nut (8) and remove front cable nut (3), modulator cable (9), and washer (7) from bracket (2).
4. Slide modulator link (4) forward and disconnect from fuel injection pump (11).
NOTE
Note orientation of modulator link and bracket for installation.
5. Remove bracket (2), modulator link (4), water jacket cover (12), and gasket (13) from cylinder head (10).
Discard gasket (13).
6. Spread slot (14) and remove modulator link (4) from bracket (2).
b. Installation
1. Install modulator link (4) in bracket (2) and crimp slot (14).
2. Slide modulator link (4) forward and connect to fuel injection pump (11).
3. Install gasket (13), cover (12), modulator link (4), and bracket (2) on cylinder head (10) with two
capscrews (1).
4. Position modulator cable (9) through bracket (2), install washer (7), and start front cable nut (3).
5. Pull cable clip (6) out and connect to modulator link pin (5). Tighten rear cable nut (8).
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