TM-9-2815-237-34

ENGINE, DIESEL: 8 CYLINDER, 6.2 AND 6.5, NORMALLY-ASPIRATED, DETUNED AND TURBOCHARGED

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

JULY 2004

CHANGE 2

TM-9-2815-237-34 - Page 194 of 267

TM 9-2815-237-34

2-40. FAN DRIVE REPAIR (Cont’d)

WARNING

●

Compressed air used for cleaning purposes will not exceed 30 psi

(207 kPa).

Use

only with effective chip guarding and personal

protective equipment (goggles/shield, gloves, etc.).

●

Do not use compressed air to spin bearings. Spinning a dry

bearing with compressed air may cause injury to personnel or

damage to equipment.

1. Clean shaft assembly (7) and housing (2) with compressed air and wipe with clean cloth.

2. Clean all other parts in accordance with para. 2-9.

c. Inspection

NOTE

For general inspection instructions, refer to para. 2-10.

1. Inspect cylinder assembly (9) for damage. Replace if damaged.

2. Inspect dust seal (10) for cracks in the seal or pieces missing from it. Replace dust seal (10) if

cracked or pieces missing from it. Ensure lip of seal is facing out.

3. Inspect roller bearings (3) and (4) in housing assembly (2) for damage. Replace fan drive assembly

if damaged.

4. Inspect lip seal (5) in housing assembly (2) for damage. Replace fan drive assembly if damaged.

5. Inspect studs (1) on housing assembly (2) for stripped threads. Replace if damaged.

6. Inspect seal surface (6) on shaft assembly (7) for damage. Replace fan drive assembly if damaged.

7. Inspect bearing (8) on shaft assembly (7) for damage. Replace fan drive assembly if damaged.

2-150