5
TROUBLESHOOTING
Troubleshooting should be performed by a trained and competent technician. Landoll Corporation is not
responsible for equipment that is improperly maintained. Contact an authorized Landoll Service center or
the Landoll factory for servicing.
5-1 ELECTRICAL
Most electrical system problems show up as a burned out light or fuse, or inoperative electrical compo-
nent. Wiring, grounds, or components may be at fault. Locate the symptom in this section that best identi-
fies your electrical problem. Check out each possible problem under that symptom. If the problem cannot be
located, see an automotive electrical specialist.
SYMPTOM
PROBLEM: REMEDY
NO LIGHTS
Fuse blown:
replace fuse.
Connection at plug-in:
tighten connection.
Broken or corroded wires:
replace wire.
Ground wire loose:
clean and tighten ground.
LIGHTS FLICKERING
Wires shorted or loose:
locate, insulate, replace, or tighten.
Grounding through fifth wheel:
locate broken ground wire (tractor
or semitrailer).
LIGHTS DIM
Voltage difference between semitrailer & tractor:
match bulbs
with tractor voltage.
Grounding through fifth wheel:
locate broken ground wire (tractor
or semitrailer).
LIGHTS BRIGHT & BURN OUT
Voltage difference between semitrailer & tractor:
match bulbs
with tractor voltage.
FUSE BLOW-OUT OR CIRCUIT
BREAKER TRIPPING
Vibration:
locate source of vibration and repair.
Short circuit:
replace fuse and try all accessories. If fuse blows
right away, locate short and repair.
LAMP BULB BURN OUT
Vibration:
locate source of vibration and repair.
Short circuit:
replace fuse and try all accessories. If fuse blows
right away, locate short and repair.
Loose connection:
check lamp sockets and ground connections.
Intermittent short:
locate short and repair.
Improper voltage:
check voltage regulator output.
5-1
Содержание 825A
Страница 3: ...MODEL 825A 835 DETACHABLE TRAILER OPERATOR S MANUAL PURCHASED FROM DATE ADDRESS PHONE NO SERIAL NO i...
Страница 8: ......
Страница 12: ......
Страница 14: ...3 2 Figure 3 1 Model 825 Trailer Terminology Figure 3 2 Service Hookups...
Страница 18: ...3 6 Figure 3 3 Hydraulic Controls...
Страница 22: ...3 10 Figure 3 5 Swingout Outrigger Platform Extension...
Страница 24: ...3 12 Figure 3 6 Gooseneck Attachment to Frame...
Страница 34: ......
Страница 36: ...4 2 Figure 4 1 Lubrication Points...
Страница 40: ...4 6 Figure 4 2 Model 825A Wiring Diagram...
Страница 43: ...4 9 Figure 4 4 Tandem Axle Air Ride Suspension System...
Страница 44: ...4 10 Figure 4 5 Tandem Axle W Flip Air Ride Suspension System...
Страница 47: ...4 13 Figure 4 8 Checking Axle Alignment Figure 4 9 Examples of Camber...
Страница 52: ...4 18 Figure 4 12 Axle and Brake Assembly...
Страница 59: ...4 25 Figure 4 18 Mounting Tires and Wheels Figure 4 19 Stud Tightening Sequence...
Страница 69: ...NOTES 5 9...
Страница 70: ......