Toyota 2H Repair Manual page 196

F U · 68 F U E L S Y S T E M
N O T E
• M e a s u r e the v o l u m e o f each i n j e c t i o n c y l i n d e r w i t h a
3 0 Seconds
•
•
2. C H E C K S L I D I N G R E S ISTANCE O F C O N T R O L RACK
Using
1ance.
A D J U ST I N J EC T I O N T I M I N G
3 .
A. Adjust pre-stroke f o r N o . 1 Plunger
(a)
Co n t r o l rack positio n :
( b l
(c )
- Injection P u m p
measuring cylin der.
Tilt the measuring cylinder for 3 0 seconds a n d pour out
t h e fuel. Then. raise the cylinder upright and measure
t h e next one.
To obtain a n accurate rea d i n g . wait u n t i l
the g r a d u a t e d cylinder d i sappear b e f o r e measurin g .
a spring tension gauge. measure t h e sliding res is-
Set t h e control rack position.
mm
mm
2 H 1 1 .0 (0.433 i n . ! or less
1 2 H - T 1 0 .0 (0.394 in.l o r less
Loosen the overflo w cock o f t h e p u m p tester bench
nozzle holder.
Fuel feeding press ure to t h e injection pump s h o u l d be
on the high side.
the
bubbles i n
resistance g
S l i d i n g
(ozl
or
1 2 0 (4 . 2 1 or
less
5 0 ( 1 . 8 )
less