ENGINE MECHANICAL — Inspection and Adjustment of Dash Pot (DP) Setting Speed
EM-15
1,200 rpm
RPM
Tachometer
ECO137
Hexagon Wrench
I
NSPECTION AND ADJUSTMENT OF
DASH POT (DP) SETTING SPEED
1.
WARM UP ENGINE
2.
CHECK IDLE SPEED
3.
DISCONNECT ISC CONNECTOR
4.
REMOVE CAP, FILTER AND SEPARATER FROM DP
5.
CHECK DP SETTING SPEED
(a)
Maintain engine speed at 2,500 rpm.
(b)
Plug the VTV hole with your finger.
(c)
Release the throttle valve.
(d)
Check that the DP is set.
DP setting speed: 1,200 rpm.
If not as specified, adjust with the DP adjusting screw.
EC2724
Approx.
1 Second
° RPM
Release
Tachometer
EC2728 EC0141
6.
CHECK OPERATION OF VTV
(a)
Set the DP speed in the same procedure as above;
(a) to (c).
(b)
Release the plugged hole and check that the engine
returns to idle in approx. 1 second.
7.
REINSTALL DP SEPARATER, FILTER AND CAP
8.
RECONNECT ISC CONNECTOR
^J
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