966G Wheel Loader and 972G Wheel Loader Power Train Caterpillar


Modulating Valve (Transmission Clutch)

Usage:

972G 1EW



Illustration 1g00666766

(1) Torque for final installation of the nut ... 14 ± 1.5 N·m (125 ± 13 lb in)

(2) Torque for installing the nipple assembly ... 14 ± 4 N·m (125 ± 35 lb in)




Illustration 2g00666774

(3) Torque for installing the cartridge assembly ... 50 ± 5 N·m (445 ± 45 lb in)

(4) Lubricate the O-ring with a minimal amount of the lubricant that is being sealed.

(5) Lubricate the O-ring with a minimal amount of the lubricant that is being sealed.

(6) Torque for installing the seat ... 10 ± 2 N·m (90 ± 18 lb in)

(7) 118-3731 Spring

Length under test force ... 14.00 mm (.551 inch)
Test force ... 36.0 ± 1.8 N (8.10 ± .40 lb)
Free length after test ... 15.99 mm (.630 inch)
Outside diameter ... 12.1 mm (.48 inch)

Flow of SAE 30W oil at 1000 kPa (145 psi) pressure drop ... 65 L/min (17 US gpm)

Nominal coil voltage ... 12 VDC

Maximum coil voltage ... 14.5 VDC

Minimum coil voltage ... 10.7 VDC

Nominal coil resistance at 25°C (77°F) ... 7.75 ± 1.00 Ohms

Maximum coil resistance at 121°C (220°F) ... 12.68 Ohms

Minimum coil resistance at -40°C (-40°F) ... 5.81 Ohms

Nominal current draw at 25°C (77°F) ... 1.55 Amperes

Maximum current draw at -40°C (-40°F) ... 2.5 Amperes

Caterpillar Information System:

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