EM-29
ENGINE MECHANICAL - Engine Tune-Up
ADJUSTMENT OF AIR CONDITIONER IDLE-UP
SETTING SPEED
1. INITIAL CONDITIONS
(a) Engine at reach normal operating temperature
(b) Air cleaner installed
(c) All vacuum lines properly connected
(d) Valve clearance set correctly
(e) Injection timing set correctly
(f) Transmission in N range
(g) Idle speed set correctly
2. CONNECT TACHOMETER
3. ADJUST AIR CONDITIONER IDLE-UP SETTING SPEED
(a) Start the engine.
(b) A/C switches ON.
(c) Disconnect the vacuum hose from the idle-up actua-
tor.
(d) Apply vacuum to the idle-up actuator.
(e) Race the engine to 2,500 rpm for a few seconds,
release the throttle and check the idle-up setting
speed.
A/C idle-up setting speed: 950 rpm
(f) Adjust the idle-up setting speed by turning the IDLE-
UP SETTING SPEED ADJUSTING SCREW.
(g) Race the engine to 2,500 rpm for a few seconds,
release the throttle and recheck the A/C idle-up
setting speed.
(h) Reconnect the vacuum hose to the idle-up actuator.
Summary of Contents for 1HD-T
Page 1: ......
Page 53: ...EM 42 ENGINE MECHANICAL Timing Gears TIMING GEARS COMPONENTS ...
Page 65: ...EM 54 ENGINE MECHANICAL Cylinder Head CYLINDER HEAD COMPONENTS ...
Page 95: ...EM 84 ENGINE MECHANICAL Cylinder Block CYLINDER BLOCK COMPONENTS ...
Page 133: ...TURBOCHARGER SYSTEM Turbocharger TC 9 COMPONENTS ...
Page 145: ...FU 6 FUEL SYSTEM Fuel Heater System FUEL HEATER SYSTEM SYSTEM CIRCUIT ...
Page 166: ...FUEL SYSTEM Injection Pump FU 27 INJECTION PUMP REMOVAL OF INJECTION PUMP ...
Page 169: ...FU 30 FUEL SYSTEM Injection Pump COMPONENTS ...
Page 170: ...FUEL SYSTEM Injection Pump FU 31 COMPONENTS Cont d ...
Page 171: ...FU 32 FUEL SYSTEM Injection Pump COMPONENTS Cont d ...
Page 251: ...LU 4 LUBRICATION SYSTEM Troubleshooting TROUBLESHOOTING ...
Page 255: ...LU 8 LUBRICATION SYSTEM Oil Pump OIL PUMP COMPONENT ...
Page 272: ...ST 4 STARTING SYSTEM Pre Heating System Super Glow Type TIMER CHARACTERISTIC DIAGRAM Cont d ...
Page 282: ...ST 14 STARTING SYSTEM Starting System Circuit STARTING SYSTEM CIRCUIT Cont d ...
Page 340: ...B 1 STANDARD BOLT TORQUE SPECIFICATIONS Page STANDARD BOLT TORQUE SPECIFICATIONS B 2 ...
Page 343: ...C 1 SSTAND SSM Page SST SPECIAL SERVICE TOOLS C 2 SSM SPECIAL SERVICE MATERIALS C 6 ...