Motrec E-322, Operator And Maintenance Manual

Page: 12 / 61

Maintenance
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PERIODIC MAINTENANCE CHECKLIST
FOR MODELS WITH TOWING CAPACITY UP TO 16,000 LB (7270 KG)
REVISION 12-01-23
! WARNING !
Maintenance operations must be made by properly trained service technicians.
 Keep clear from moving parts such as tires, sheaves and motor.
 Check for all EE protections, when applicable, and keep cables and wires clear from mechanical and rubbing action
 Batteries contain sulphur acid that can cause severe burns on skin or eyes.
 When working around batteries, wear acid proof protective equipment: face shield and gloves.
 Use electrically insulated tools to avoid sparks that can cause battery explosion.
 Before any maintenance work, park the vehicle on a flat level surface, turn off all switches, remove the key, lift the wheels off the ground and secure
with jack stands of adequate capacity, identify and disconnect battery leads. Don’t connect the charger.
PERIOD
CHECK/PERFORM HOURS
DAY WEEK
20
MONTH
50
QUART.
200
YEAR
1000
2 YEARS
2000
MECHANICAL DAMAGE, OIL LEAKS X
REVERSE ALARM, DEADMAN SWITCH X
STATIC STRAP, min 2” contact with ground X
TIRE PRESSURE, pressure rating on tire X
CHECK/FILL BATTERIES, add distilled water to cover
plates. Fill to recommended level after batteries have been
fully charged.
X
WARNING DECALS & MARKINGS X
EE-Rated CABLE PROTECTORS, SEALED MOTOR,
SEALED CONTROL BOX, STATIC STRAP.
X
MASTER CYLINDER FLUID (DOT 3)
X
BRAKE PEDAL TRAVEL
2” (50 mm) maximum travel
X
STEERING FOR PLAY X
PARKING BRAKE LEVER
requires 30-40 lbs. (14-18 kg) force to apply
X
BELTS AND PULLEYS
-10 lbs (5kg). force for 1/8” (3mm) deflexion;
-pulleys alignment, see procedure.
X
CLEAN/TIGHTEN WIRE TERMINALS X
WASH BATTERY TOP WITH WATER X
MOTOR BRUSHES FOR WEAR
-brushes must exceed holders
X
ACCELERATOR ADJUSTMENT
-1/8” (3 mm) travel to activate micro-switch;
-0 to 50 ohms when micro-switch activated;
-4500 to 5500 ohms with pedal down.
X
HYDR. BRAKE LINES FOR LEAK X
STEERING ASSEMBLY, as instructed
X
BRAKE MECHANICAL LINKAGES
for wear & play
X
BRAKE LININGS FOR WEAR
1/16” (2 mm) minimum lining thickness.
6 mm minimum thickness for brake-pulley lining.
X
LUBRICATE (GREASE EP-2) brake pedal pivots, steering
column, ball joints and kingpins.
X
OIL (SAE 30) LEVEL IN DIFFERENTIAL
Before adding oil, check oil seals for leaks.
X
FRONT WHEEL BEARINGS PLAY
X
TIGHTEN NUTS/BOLTS, electric terminals; drive; steering;
brakes; suspension; body.
X
REPLACE DIFFERENTIAL OIL(SAE 30) X
CLEAN AND RE-PACK FRONT HUBS
X
SERVICE DIFFERENTIAL, replace the three oil seals,
wheel bearings, oil (SAE 30)
X