Wheel Loaders

938M Waste Handler Small Wheel Loader

Overview
Specifications
Equipment

Product Description

The Cat® 938M Waste Handler sets a new standard for productivity, fuel efficiency and comfort. A high torque, low speed C7.1 engine works in concert with an intelligent hystat power train to deliver fuel efficiency as standard. A complete range of guarding and debris management solutions are available to meet the needs of the most demanding environments. Extremely low sound levels, large spacious cab and intuitive controls keep you working comfortably all day and even all night! Experience this industry benchmark.

Product Specifications

UnitsUSMetric

 

Engine
Rated Net Power - 1,800 rpm - SAE J1349 at Minimum Fan Speed (Performance [HP+] Power Mode: Range 1-4)
182 HP 136 kW
Maximum Rated Gross Power - ISO 14396 (Performance [HP+] Power Mode: Range 1-4)
188 HP 140 kW
Maximum Rated Gross Power - ISO 14396 (DIN)
190 HP 140 kW
Rated Net Power - 1,800 rpm - ISO 9249 (1977)/EEC 80/1269 at Minimum Fan Speed (Performance [HP+] Power Mode: Range 1-4)
184 HP 137 kW
Maximum Rated Gross Power - ISO 14396 (DIN) (Performance [HP+] Power Mode: Range 1-4)
190 HP 140 kW
Maximum Rated Gross Power - ISO 14396
188 HP 140 kW
Engine Model
Cat® C7.1
Maximum Rated Gross Power - Maximum Engine Speed (Performance [HP+] Power Mode: Range 1-4)
1800 r/min 1800 r/min
Buckets
Bucket Capacities
3.0-5.0 m3 (3.9-6.5 yd3)
Weights
Operating Weight
38555 lb 17493 kg
Engine
Maximum Gross Power
190 HP 142 kW
Bore
4 in 105 mm
Stroke
5 in 135 mm
Displacement
427 in³ 7.01 l
Cab
ROPS
ISO 3471: 2008
FOPS
ISO 3449: 2005 LEVEL II
Steering
Maximum Steering Torque - 0° (Straight Machine)
42506 ft·lbf 57630 N·m
Service Refill Capacities
Rear Axles
9.2 gal (US) 35 l
Cab
Declared Sound Levels - Exterior Sound Power Level (ISO 6395:2008)*
101 dB(A) 101 dB(A)
Engine
Note (2)
Net power ratings are tested at the reference conditions for the specified standard and denote power available at the flywheel when the engine is equipped with alternator, air cleaner, emission components and fan at specified speed.
Steering
Maximum Steering Torque - 40° (Full Turn)
31398 ft·lbf 42570 N·m
Power Train
Note (1)
Power train is governed by the Caterpillar exclusive Intelligent Power Management system to deliver peak performance and efficiency.
Loader Hydraulic System
Lift Cylinder, Double Acting - Rod Diameter
2.6 in 65 mm
Service Refill Capacities
Fuel Tank
51.5 gal (US) 195 l
Loader Hydraulic System
Tilt Cylinder, Double Acting - Rod Diameter
3.5 in 90 mm
Engine
Maximum Net Torque - SAE J1349 (Performance [HP+] Power Mode: Range 1-4)
621 ft·lbf 843 N·m
Loader Hydraulic System
Relief Pressure - Tilt Cylinder
4351 psi 30000 kPa
Engine
Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Standard Power Mode: Range 1-3*)
628 ft·lbf 852 N·m
Power Train
Front Axle - Traction Aid*
Locking differential (standard)
Engine
Maximum Rated Gross Power - ISO 14396 (DIN) (Standard Power Mode: Range 1-3*)
175 HP 129 kW
Service Refill Capacities
Transmission - Gear Box
2.9 gal (US) 11 l
Engine
Maximum Rated Gross Power - Maximum Engine Speed (Standard Power Mode: Range 1-3*)
1600 r/min 1600 r/min
Service Refill Capacities
Hydraulic System - Including Tank
44.9 gal (US) 170 l
Loader Hydraulic System
Relief Pressure - Tilt Cylinder - 3rd Function Maximum Working Pressure
4061 psi 28000 kPa
Steering
Maximum Working Pressure - Steering Pump
3500 psi 24130 kPa
Loader Hydraulic System
Note (1)
Implement system uses a dedicated load sensing variable displacement pump with dual double acting lift cylinders and a single double acting tilt cylinder.
Maximum Flow - Implement Pump
50 gal/min 190 l/min
Engine
Maximum Rated Gross Power - ISO 14396 (Standard Power Mode: Range 1-3*)
173 HP 129 kW
Power Train
Rear Axle
Oscillating
Service Refill Capacities
Engine Crankcase
5.3 gal (US) 20 l
Loader Hydraulic System
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Raise (Ground Level to Maximum Lift)
5.5/6.2 seconds
Transmission
Forward and Reverse - Range 2
8 mile/h 13 km/h
Power Train
Note (3)
*Differential front locking axle can be engaged on the go at full torque to 20 km/h (12.4 mph) on the 938M.
Steering
Steering Cycle Times - Full Left to Full Right - Maximum RPM: 90 rpm Steering Wheel Speed
2.3 s 2.3 s
Steering Cylinder, Double Acting - Bore Diameter
3.1 in 80 mm
Power Train
Rear Axle - Oscillation Angle by Tire Size - 20.5 R25, 550/65, 600/65, 650/65
± 10.5 degrees
Loader Hydraulic System
Maximum Flow - Implement Pump - 3rd Function*
50 gal/min 190 l/min
Lift Cylinder, Double Acting - Stroke
31.1 in 789 mm
Steering
Steering Cylinder, Double Acting - Stroke
15.7 in 399 mm
Loader Hydraulic System
Note (2)
Flow values listed are for a machine running in Performance Power Mode (1,800 rpm).
Steering
Steering Cycle Times - Full Left to Full Right - Minimum RPM: Pump Flow Limited
3.1 s 3.1 s
Cab
Note (1)
*Measurements were conducted at 70% of maximum engine cooling fan speed. Sound level may vary at different engine cooling fan speeds. The cab was properly installed and maintained. The measurements were conducted with the cab doors and the cab windows closed.
Engine
Rated Net Power - 1,800 rpm - ISO 9249 (DIN) at Minimum Fan Speed (Performance [HP+] Power Mode: Range 1-4)
186 HP 137 kW
Rated Net Power - 1,600 rpm - ISO 9249 (1977)/EEC 80/1269 at Minimum Fan Speed (Standard Power Mode: Range 1-3*)
169 HP 126 kW
Power Train
Rear Axle - Traction Aid - Optional
Limited slip differential
Transmission
Forward and Reverse - Range 4
25 mile/h 40 km/h
Power Train
Rear Axle - Oscillation Angle by Tire Size - 23.5 R25
± 7 degrees
Transmission
Note
*Creeper control allows maximum speed range adjustability from 1 km/h (0.6 mph) to 13 km/h (8 mph) in Range 1 through the touch screen display when equipped. Factory default is 7 km/h (4.4 mph).
Service Refill Capacities
Diesel Exhaust Fluid (DEF) Tank
5 gal (US) 19 l
Loader Hydraulic System
Relief Pressure - Tilt Cylinder - 3rd Function Relief Pressure
4351 psi 30000 kPa
Lift Cylinder, Double Acting - Bore Diameter
4.7 in 120 mm
Engine
Maximum Gross Torque - ISO 14396 (Standard Power Mode: Range 1-3*)
648 ft·lbf 879 N·m
Service Refill Capacities
Front Axles
9.2 gal (US) 35 l
Engine
Rated Net Power - 1,600 rpm - ISO 9249 (DIN) at Minimum Fan Speed (Standard Power Mode: Range 1-3*)
171 HP 126 kW
Transmission
Forward and Reverse - Range 3
17 mile/h 27 km/h
Engine
Rated Net Power - 1,600 rpm - SAE J1349 at Minimum Fan Speed (Standard Power Mode: Range 1-3*)
168 HP 125 kW
Cab
Declared Sound Levels - Operator Sound Pressure Level (ISO 6396:2008)*
68 dB(A) 68 dB(A)
Loader Hydraulic System
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Total Cycle Time
9.7/10.6 seconds
Operating Specifications
Full Turn Tip Load
21720 lb 9843 kg
Engine
Maximum Net Torque - SAE J1349 (Standard Power Mode: Range 1-3*)
621 ft·lbf 843 N·m
Steering
Note (1)
Steering system uses a dedicated load sensing variable displacement pump with dual double acting cylinders.
Service Refill Capacities
Cooling System
8.5 gal (US) 32 l
Engine
Note (4)
Spark arrester performance as standard – Meets the performance requirements of EN 1834-1.2000 (section 6.4.2 Visual Test).
Loader Hydraulic System
Maximum Working Pressure - Implement Pump
4061 psi 28000 kPa
Engine
Note (3)
No derating required up to 3000 m (10,000 ft) altitude. Auto derate protects hydraulic and transmission systems.
Service Refill Capacities
Hydraulic Tank
23.8 gal (US) 90 l
Loader Hydraulic System
Tilt Cylinder, Double Acting - Bore Diameter
5.9 in 150 mm
Note (3)
*3rd function flow is fully adjustable from 20% to 100% of maximum flow through the touch screen display when equipped.
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Float Down (Maximum Lift to Ground Level)
2.7/2.7 seconds
Engine
Emissions
Engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.
Steering
Steering Cylinder, Double Acting - Rod Diameter
2 in 50 mm
Loader Hydraulic System
Tilt Cylinder, Double Acting - Stroke
21.9 in 555 mm
Steering
Maximum Flow - Steering Pump
34 gal/min 130 l/min
Engine
Maximum Net Torque - ISO 9249 (1977)/EEC 80/1269 (Performance [HP+] Power Mode: Range 1-4)
628 ft·lbf 852 N·m
Maximum Gross Torque - ISO 14396 (Performance [HP+] Power Mode: Range 1-4)
648 ft·lbf 879 N·m
Note (1)
*Range 4 power and torque is equal to Performance Mode with Caterpillar Power by Range technology.
Cab
Note (2)
The Blue Angel environmental label is an optional attachment for Europe only.
Transmission
Forward and Reverse - Range 1*
1-13 km/h (0.6-8 mph)
Power Train
Brakes - Service
Outboard wet disc
Steering
Note (2)
Flow values listed are for a machine running in Performance Power Mode (1,800 rpm).
Power Train
Note (2)
Offset rims available to meet European roading requirements.
Brakes - Parking
Spring applied hydraulically released
Front Axle
Fixed
Loader Hydraulic System
Cycle Times - Performance (HP+) at 1,800 rpm/Standard Power Mode at 1,600 rpm - Dump (at Maximum Lift Height)
1.5/1.7 seconds
Units:USMetric
Standard Equipment
POWER TRAIN
HYDRAULICS
ELECTRICAL
OPERATOR ENVIRONMENT
OTHER STANDARD EQUIPMENT
EU STANDARD EQUIPMENT
Optional Equipment
OPTIONAL EQUIPMENT

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