D50/Power Ram 50 L4-2300cc 2.3L DSL (1984)
(Do not remove high altitude emission update label.)
5.
Check the ignition timing and curb idle RPM according to the specified timing and idle setting procedure per the 1984 D-50, Power Ram-50 Truck
service manual.
FIGURE 5
IMPORTANT:
SHOULD THE VEHICLE BE RETURNED TO SERVICE AT HIGH ALTITUDE (ABOVE 4,000 FEET ABOVE SEA
LEVEL), SCREW "A" SHOULD BE REMOVED AND SCREW "B" REINSTALLED AND THE LOW ALTITUDE
EMISSION UPDATE LABEL SHOULD BE REMOVED.
Diesel Power Vehicles
Vehicles taken from low altitude service to high altitude service should have the injection timing advanced from 5~ +/- 2~ ATC to 3~ +/- 2~ ATC.
Use injection timing procedure outlined in 1984 Ram-50, Power Ram-50 service manual, publication #81-370-4009, pages 14-26 through 14-28.
POLICY:
Information only
