CX31 and CX31 HT On-Highway Transmissions Caterpillar

Capacities (Refill)

Usage:

CX31 D9F

Show/hide table

Table 1
Transmission Type	Estimated Initial Fill	Service Refill
CX31 Standard Sump	45 L (12 US gal)	25 L (6.5 US gal)
CX31 with Retarder	49 L (13 US gal)	27 L (7 US gal)

Note: The estimated initial fill volumes will vary by each application. Fluid volume that is required for the initial fill can be estimated by the following method. Add the fluid volume of the cooler and associated hoses to the transmission service refill volumes.

____________________

Installation Angle and Vehicle Slope Capability

____________________

The transmission was designed to operate in a horizontal plane that allows for proper hydraulic functionality of the lube circuit, control circuit, and pressure circuit. Refer to Tables 2 and 3 for slope capability.

Engine Forward Applications (Operating Angles)

Show/hide table

Table 2
Maximum Operation Angle (Degrees) (Engine forward applications)
Condition	Standard Sump	Retarder Equipped
Uphill	31	31
Downhill	31	31

Engine Aft Applications (Operating Angles)

Uphill and downhill conditions for the engine aft applications are the opposite of operating conditions for the engine forward applications. Refer to Tables 3 and 4 for slope capability.

Show/hide table

Table 3
Maximum Operation Angle (Degrees) (Engine aft applications)
Condition	Standard Sump	Retarder Equipped
Uphill	31	31
Downhill	31	31

Transmission Side Slope (Operating Angles)

Show/hide table

Table 4
Maximum Operation Angle (Degrees Roll)
Condition	Standard Sump	Retarder Equipped
Left/Right roll	16	16

Caterpillar Information System:

349F and 352F Excavators Machine System Specifications Track Carrier Roller

G3306B Gas Engines Alternator Mounting

188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703} 188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}

CX31 and CX31 HT On-Highway Transmissions Transmission Operation

CX31 and CX31 HT On-Highway Transmissions Transmission Control

Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057} Using the 9U-5792, 4C-5052, 4C-5054, 4C-3670, and 4C-3680 Hydraulic Hose Machines{0374, 0599, 0684, 0738, 5057}

C15 and C18 Engines for Caterpillar Built Machines General Information

Three60 Precision Control System System Overview

CX31-P600 Petroleum Transmission Power Train Hydraulic System

2013/10/02 Improved Gear Train Components are Now Used on TH48-E80 Petroleum Transmissions {3064, 3160}

Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700} Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}

CX31 and CX31 HT On-Highway Transmissions Magnetic Screen (Transmission) - Clean

795F AC and 795F AC XQ Off-Highway Trucks Hood Tilt Assist Spring - Lubricate

C15 and C18 Engines for Caterpillar Built Machines ECM - Replace

CX31 and CX31 HT On-Highway Transmissions Reference Material

C13 and C15 Generator Sets Battery Disconnect Switch - If Equipped

2013/11/04 New Boost Pressure Sensor Location Is Used for Certain 3512 Petroleum Engines {1408, 1439, 1917}

C13 and C15 Generator Sets Generator Start-up Checklist

C15 and C18 Engines for Caterpillar Built Machines Programmable Parameters

G3600 A4 Engines Coolant (NGEC) - Change

G3600 A4 Engines Coolant Level - Check

2013/09/25 An Improved Fuel Transfer Pump Assembly Is Now Available for Certain C9.3 ACERT Engines {1251, 1256, 1290}

G3600 A4 Engines Coolant Level Switch - Inspect/Test

G3600 A4 Engines Coolant Sample (Level 1) - Obtain