Alpha Technologies AlphaGen 5.0kW Auxiliary Power Unit - Manual (Page 34)

3. Maintenance
34
031-132-B0-001 Rev. A TM ©2000
3.1 Cleaning and Lubrication
The Auxiliary Power Unit, being a gas-driven, air-cooled, combustion engine,
requires periodic maintenance. Maintenance items may include: changing the
engine oil at recommended intervals; cleaning and/or replacing the engine air
filter; checking the intake and exhaust vents and fans for proper operation; and
cleaning and/or replacing the enclosure filters.
NOTE : A corrosion-inhibiting coating (such as LPS3 by LPS Corp.)
must be used on all exposed connector assemblies and
reapplied annually per the manufacturer’s instructions.
A
B
C
D
F
G
H
E
I
J
A Air filter cover
B. Gas Hazard Sensor
C. Mounting bracket for Water Intrusion and Pad Shear Sensor
D. Fuel Demand Regulator
E. Manometer Port (for test purposes only)
F. Run Time Indicator
G. Oil Filter
H. Dual-Fuel Load Block
I. Rectifier Cover
J. Oil Dipstick
K. Ignition Battery Charger
L. DC Output Connector
M. Ignition Starter Battery Cable
K
M
L
Fig. 3-1 APU compartment