ELECTRICAL
IGNITION TIMING
Service repair no - 86.35.15
Adjust
1.
It is essential that following procedures are
adhered to. Inaccurate timing can lead to serious
engine damage and additionally create failure to
comply with emission regulations. If timing is
being checked in vehicle, air conditioning
compressor must be disengaged.
On initial engine build, or if distributor has been
disturbed for any reason, ignition timing must be
set statically to the figure given:
6. Idle speed for timing purposes must not exceed
800 rev/min.
7. Run engine at idle speed and check timing using
stroboscope light on timing marker and pointer.
WARNING: Keep hands and equipment
away from drive belt.
2.
8. If timing is not as specified, switch off engine.
Loosen distributor clamp bolt and turn distributor
to advance or retard ignition as necessary.
Tighten clamp bolt, start engine and recheck
timing.
If engine is 3.9 V8. See ENGINE TUNING
DATA, Information, ENGINE - 3.9 V8
If engine is 4.2 V8. See ENGINE TUNING
DATA, Information, ENGINE - 4.2 V8
WARNING: Personal injury may result if an
attempt is made to adjust distributor whilst
engine is running.
NOTE: This approximate setting is made
only to ensure that engine may be started.
9.
Upon completion, switch off engine and tighten
distributor clamping bolt securely. Recheck
timing, to ensure retightening has not disturbed
distributor position.
CAUTION: On no account must engine be
started before this operation is carried out.
Equipment required :-
10. Refit vacuum hose.
11.
Disconnect stroboscopic timing lamp and
tachometer from engine.
Calibrated Tachometer
Stroboscopic lamp
3.
Couple stroboscopic timing lamp and tachometer
to engine following manufacturer’s instructions.
Disconnect vacuum hose from distributor.
Start engine. With no load, and without
4.
5.
exceeding 3,000 rev/min run engine until normal
operating temperature is reached. (Thermostat
open). Check that engine idles within tolerance.
If engine is 3.9 V8 check tolerance in. See
ENGINE TUNING DATA, Information, Engine
-
3.9 V8
If engine is 4.2 V8 check tolerance in. See
ENGINE TUNING DATA, Information, Engine
-
4.2 V8
ADJUSTMENT
1
| Categories | Land Rover, Range Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1995 |
| Download File |
|
| Document Type | Owners Manual |
| Language | English |
| Product Name | Range Rover Classic |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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