EM-30
ENmNE M E C H A N IC A L
-
Engine Tune-up
A D J U ST M E N T O F POWER S T E E R I N G
I D LE- U P S E TTI N G S P E E D ! 1 2H-T AfT]
1 .
I N I T I A L CON DITIONS
(a) Air cleaner i nstalled
fb)
Normal operating coolant
t
em
p
e
ra
t
u
r
e
Ie)
All accessories switched off
(d)
All va
cu
u
m
lines
connected
Ie)
Valve clearances
set correctly
( f )
Injection
timing set correctly
(91 Idle speed set correctly
(h)
Transmission in N
range
2.
C O N NECT TACHOM ETE R
3.
ADJUST POWER STEERING {PSI I D L E - U P SETTI NG
SPEED
(a) Start the engine.
(bl Disconnect
t
h
e vacuum hose
trom
the
idle-up actua
tor
and
plug
the hOse end.
(e)
Apply vacuum to
the
idle-up actuator.
(d) Race the engine to
2 , 5 00
rpm a
f
e
w seconds, release
the throttle
and check
the
PS idle-up setting sp
e
e
d
.
PS
idle-up setting speed:
820
rpm
(e) Adjust
the
PS idle-up selling speed by turning
the
PS
I D L E - U P ADJUSTING SCREW.
If)
Race
the
engine to
2,500
rpm
a few seconds, release
the I h ro t l le and
recheck
the PS
idle-up
selling speed.
(g)
Reconnect the vacuum
hose
10 the
P S
idle-up
actua
tor.
Содержание 12H-T
Страница 1: ...TOYOTA 2 H 1 2 H T ENGINE REPAIR MANUAL Nov 1985 ...
Страница 216: ...FU SS FUEL SYSTEM Injection Pump 20 wi PS OR A C INSTALL IDLE UP ACTUATOR ...
Страница 329: ...B 1 STA N DARD B O LT TO RQ U E S P EC I F ICAT I O N S Page STAN DARD BOLT TORQUE SPECIFICATIONS 8 2 ...
Страница 332: ...SST AND S S M SST ISPECIAl SERVICE TOOLS SSM ISPECIAl SE RVICE MATERIALS C l Page C 2 C 7 ...