TACHOMETER 3M9766 - Caterpillar

High Idle Pressure Check
Table 11
Final Pressure Checks (High Idle) Input speed ( 2100 30 rpm)
Input flow 98 4 L/min (26 1 US gpm)
Clutch No. 1 No. 2 No. 3 No. 4 No. 5
Speed Position Engaged Clutches Pressure(1) Pressure (1) Pressure (1) Pressure (1) Pressure (2)
NEUTRAL 3 2930 kPa (425 psi)
FORWARD 1 2 and 5 2964 kPa (430 psi) 2930 kPa (425 psi)
FORWARD 2 2 and 4 3020kPa (438 psi) 3020 kPa (438 psi)
FORWARD 3 2 and 3 2999 kPa (435 psi) 2999 kPa (435 psi)
REVERSE 1 1 and 5 2930 kPa (425 psi) 2930 kPa (425 psi)
REVERSE 2 1 and 4 2930 kPa (425 psi) 2964 kPa (430 psi)
REVERSE 3 1 and 3 2930 kPa (425 psi) 2964 kPa (430 psi)
(1) The Tolerance is 103.4 kPa ( 15 psi).
(2) The Tolerance is 206.8 kPa ( 30 psi).
Table 12
Final Pressure Checks (High Idle) Input speed ( 2100 30 rpm)
Input flow 98 4 L/min (26 1 US gpm)
Clutch No. 1 No. 2 No. 3 No. 4 No. 5
Speed Position Engaged Clutches Pressure Pressure Pressure Pressure Pressure
NEUTRAL 3
FORWARD 1 2 and 5
FORWARD 2 2 and 4
FORWARD 3 2 and 3
REVERSE 1 1 and 5
REVERSE 2 1 and 4
REVERSE 3 1 and 3 ISO Particle Count
Table 13
ISO Particle Count Sample the test bench oil supply.
*ISO 4406 is 16/13 or better ________/________Particle Count
Table 14
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Technician
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Supervisor