2010/04/15 The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements {6129} Caterpillar

The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements {6129}

2010/04/15 [SEPD1111]

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HYDRAULIC SYSTEM

LINES GP-COUPLER

2010/04/15 The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements {6129}

Excavator:
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Service Magazine, SEPD1098, 17 March 2010, "The Center-Lock Hydraulic Pin Grabber Quick Couplers Have Specific Hydraulic Requirements". Disregard this article. See the article that follows.

Description of Change: In order to install the Center-Lock Hydraulic Pin Grabber Quick Couplers, specific hydraulic kits must be used. Hydraulic conversion kits are available for some applications.

Adaptable To: A conversion kit must be installed on machines that are equipped with Non-Center Lock Hydraulic Pin Grabber Quick Coupler Kits. Part numbers for the Center-Lock Hydraulic Quick Coupler Kits and the Pin Grabber to Center-Lock Hydraulic Conversion Kits can be found in Product Bulletin, GEJQ0216 and OMM, SEBU8471.

Refer to the Table 1 in order to see the listing of the Quick Coupler models.

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Table 1
Machine	Quick Coupler
307/308	292-4158
311/312	334-8316
311/312	292-4159
315	334-8317
315	292-4161
315	354-5789
318/320	334-8318
318/320	292-4151
325	334-8319
325	292-4162
325	350-9286
325	354-2284
330	318-7130
330	334-8320
330	350-0174
330	292-4152
345	334-8321
345	355-0364
345	292-4153
365	292-4155
385	292-4157

The Hydraulic Pin Grabber Coupler may be used on machines which have the Center-Lock Hydraulic Kits installed. The Center-Lock Hydraulic Pin Grabber Coupler cannot be used on machines with the Pin Grabber Hydraulic Kits installed. Please reference Table 2 for the compatibility.

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Table 2
Coupler Type	Hydraulic Kit	Compatible
Hydraulic Pin Grabber	Pin Grabber	Yes
Hydraulic Pin Grabber	Center-Lock	Yes
Center-Lock Hydraulic Pin Grabber	Pin Grabber	No
Center-Lock Hydraulic Pin Grabber	Center-Lock	Yes