Linde 350 Series Service Training page 230

Section 9
Page 22
ADJUSTING THE "CO" CONTENT
Requirements:
- Ignition timing is in order, i.e. 18 ° BTDC at 1030
- Engine and the hydraulic oil at operating temperature.
- Pressure-relief valve of working hydraulics set to 220 bar.
- Parking brake applied.
IDLE MIXTURE
- Screw in idle mixture adjustment screw (1) as far as possible and then turn out 2½ to 3 turns.
- Connect the "CO" tester.
- Start the engine and measure the "CO" content with the engine at operating temperature at lower idle speed
(1030 - 1080 rpm).
"CO" content £ 0.06 - 0.08 %
Setting:
If "CO" content is over 0.08 %, turn screw (1) out further, but the engine must run smoothly.
FULL LOAD MIXTURE
- Set the full load adjustment screw (2) to "R".
- With the brake pedal depressed, accelerate the engine to maximum speed and operate the tilt control lever
as far as possible and keep in this position to put a load on the engine.
Service Training
+50
rpm.
GAS REGULATING VALVE
Mixer CA 50
Mixer CA 55