Genie GTH-1048, Service Manual

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Section 2 • Specifications September 2014
2 - 8 GTH-1048 • GTH-1056 Part No. 123701
John Deere 4045HF485 Engine
Displacement 275 cu in
4.5 liters
Number of cylinders 4
Bore & stroke 4.19 x 5 inches
106 x 127 mm
Horsepower 125 @ 2400 rpm
93.2 kw @ 2400 rpm
Firing order 1 - 3 - 4 - 2
Low idle 800 rpm
Frequency 160 Hz
High idle 2400 rpm
Frequency 480 Hz
Compression ratio 17:1
Valve clearances, cold
Intake 0.14 in
0.36 mm
Exhaust 0.18 in
0.46 mm
Lubrication system
Oil pressure 60±25 psi
(warm, at rated speed with full load) 4.13±1.7 bar
Oil pressure 15 psi
(warm, at low idle) 1 bar
Oil capacity 14 quarts
(including filter) 13.2 liters
Oil viscosity requirements
Units ship with John Deere Engine Break-In Oil.
During the break-in period, add John Deere Engine
Break-In Oil as needed to maintain the specified oil
level.
Extreme operating temperatures may require the use of
alternative engine oils. For oil requirements, refer to the
Engine Operator's Manual on your machine.
Injection system
Injection pump make Stanadyne
Peak injection pressure 10,000 psi
690 bar
Fuel requirement
For fuel requirements, refer to the engine Operator's
Manual on your machine.
Engine coolant
Capacity 7 gallons
26.5 liters
Alternator
Output 95 A, 14V DC
Battery
Type 12V DC
Group C31
Quantity 1
Cold cranking ampere @ 0°F 1000A
Reserve capacity @ 25A rate 200 minutes
Continuous improvement of our products is a
Genie policy. Product specifications are
subject to change without notice.
SPECIFICATIONS