SECTION 06: ELECTRICAL
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version) – Sec 06 revised June 2017
41
Installation of the alternator drive belt is the
reverse of removal.
5.3 ADJUSTMENT
Correct belt tension is required to maximize belt
life. The tensioning arm maintains proper belt
tension, no adjustment is required.
Maintenance
Check for wear and proper tension every
12,000 miles, replace every 50,000 miles.
5.4
CURBSIDE DOOR FAN – ALTERNATOR
COOLING
Supplemental air cooling is provided to the
alternator with a fan mounted on the engine
compartment curbside door. This fan is of the
same type as the ones used for the HVAC
condenser.
Warning
Automatic fan drive
Keep clear of curbside door cooling fan when
engine is running. Fan may engage without
warning.
The engine compartment curbside door fan will
blow outside air toward the alternators according
the following conditions:
FIGURE 39: CURBSIDE DOOR FAN CONTROL LOGIC
6. BATTERY
EQUALIZER
The Vanner Vann-Guard 80-series battery
equalizer is located beside the batteries in
battery compartment.
For further details, consult Vanner Vann-Guard
80 series owner’s manual included on your
technical publications cd.
7. BATTERY
CHARGER
Vanner battery charger model sp00155 is
located in the battery charger and power inverter
compartment; which is located at the rear of the
coach, behind the last row of passenger’s seats.
An access door is provided in the wall.
For further details, consult Vanner battery
charger model sp00155 owner’s manual
included on your technical publications cd.
