Replacing Fan Belt

5325N

NOTE: Fan drive belt is equipped with an automatic tensioner which does not require adjustment.

1. Loosen oil fill hose clamp (A) at engine.

2. Remove four hex socket head cap screws (B) and remove oil fill assembly (C).


A-Hose Clamp
B-Hex Socket Head Cap Screw (4 used)
C-Oil Filler

LV12640
LV12641

OUO1023,00027B1 -19-09NOV05-1/8

3. Remove hex socket head cap screw (B) from bottom of guard.

4. Remove two cap screws (A) retaining right-side guard to radiator and remove guard.


A-Cap Screw (2 used)
B-Hex Socket Head Cap Screw

LV12642

OUO1023,00027B1 -19-09NOV05-2/8

5. Remove hex socket head cap screw (C) from bottom of left-side guard.

6. Remove cap screw (B) from guard support bracket at engine.

7. Remove two cap screws (A) retaining left-side guard to radiator and remove guard.


A-Cap Screw (2 used)
B-Cap Screw
C-Hex Socket Head Cap Screw

LV12643

OUO1023,00027B1 -19-09NOV05-3/8

8. Using a 3/8 in. drive breaker bar inserted in square hole (B) of tensioner, push tensioner in towards engine and release tension on fan belt (A). Remove fan belt from alternator pulley.

9. Release tension on tensioner and remove breaker bar.

10. Remove belt.

11. Install new belt in reverse order of removal.

Belt Routing
1 Alternator
2 Air Conditioning Compressora
3 Idler
4 Crankshaft Pulley
5 Coolant Pump
6 Tensioner
7 Fan Drive
aCab only.

 


A-Fan Belt
B-Square Hole

LV12684
LV9586

5325N

OUO1023,00027B1 -19-09NOV05-4/8

5425N and 5525N

NOTE: Fan drive belt is equipped with an automatic tensioner which does not require adjustment.

IMPORTANT: Cab Tractors: DO NOT remove belt guard fastened to A/C compressor. Compressor will be loose if cap screws are removed.

1. Remove hex socket head cap screw, washer and flanged nut (A) from right-side guard brace.

2. Remove hex socket head cap screw (C) from bottom of guard.

3. Remove two cap screws (B) retaining guard to radiator. Remove right-side guard.


A-Hex Socket Head Cap Screw, Washer and Flange Nut
B-Cap Screw (2 used)
C-Hex Socket Head Cap Screw

LV12644

OUO1023,00027B1 -19-09NOV05-5/8

4. Remove hex socket head cap screw, washer and flanged nut (B) from left-side guard brace.

5. Remove hex socket head cap screw (C) from bottom of guard.

6. Remove two cap screws (B) retaining guard to radiator. Remove left-side guard.


A-Cap Screw (2 used)
B-Hex Socket Head Cap Screw, Washer and Flange Nut
C-Hex Socket Head Cap Screw

LV12645

OUO1023,00027B1 -19-09NOV05-6/8

7. Loosen right-side cap screw (A).

8. Remove left-side cap screw (B).

9. Swing damper guard (C) forward away from damper.


A-Right-Side Cap Screw
B-Left-Side Cap Screw
C-Damper Guard

LV12646

OUO1023,00027B1 -19-09NOV05-7/8

10. Release tension on belt using a long-handle 1/2 in. drive breaker bar (B) to pull tensioner away from engine.

Remove belt (A) from alternator pulley.

11. Release tension on tensioner and remove breaker bar.

12. Remove belt.

13. Install new belt in reverse order of removal.

Belt Routing
1 Alternator
2 Air Conditioning Compressora
3 Idlera
4 Crankshaft Pulley
5 Coolant Pump
6 Tensioner
7 Fan Drive
aCab only.

 


A-Belt
B-Breaker Bar

LV9596
LV9587

5425N and 5525N

OUO1023,00027B1 -19-09NOV05-8/8