2015/06/12 Caterpillar

Engine:

G3516H (S/N: GLM1-UP; GLN1-UP)

Description of Change: The new brackets provide increased strength and vibration resistance.

Adaptable To: The new brackets are adaptable back to first production on the serial numbers listed above.

Refer to Table 1 for the new and former part numbers.

Table 1

New Part Number	Former Part Number
454-9483	356-5016
454-9486	356-5015
454-9488	356-5017

Refer to Table 2 for a list of part numbers needed to install the new brackets.

Table 2

New Part Number	Description	Quantity
0S-1587	Bolt	4
1S-4305	Spacer	4
454-9483	Bracket	1
454-9486	Bracket	1
454-9488	Plate	2

This change is effective for the serial numbers listed in Table 3.

Table 3

Effective Serial Numbers

S/N:GLM152-UP

S/N:GLN126-UP

Installation Instructions

Illustration 1	g03835105
(1) 356-5017 Plate (2) 356-5016 Bracket As (3) 356-5015 Bracket As

1. Remove and discard brackets (2) and (3). Retain all fastener hardware to reinstall with the new part.

2. Remove and discard the plates (1). Retain the fastener hardware for the (left side) plate, to reinstall with new plate.

   Note: New fastener hardware is provided for the right side plate.

Illustration 2	g03835123
(4) 454-9488 Plate (5) 0S-1587 Bolt (6) 1S-4305 Washer (Spacer) (7) 454-9483 Bracket (8) 454-9486 Bracket

1. Install the new plate (4) using the new bolts (5) and new washers (spacers) (6) .

2. Install the new bracket (7) using the fastener hardware that was retained during disassembly. Location (A) .

3. Install the new plate (4) using the fastener hardware that was retained during disassembly. Location (B) .

4. Install the new bracket (8) using the fastener hardware that was retained during disassembly. Location (C) .