Zetor 3320 Operator's Manual Supplement page 30

STARTING THE ENGINE
Before starting the engine check
to be sure the tractor is braked
reliably and the transmission
control lever in neutral position.
When the engine is being started
at the ambient
below 0 ° C, the hydraulic pump
drive must be disengaged. With
an independent hydraulic pump
the pump drive must be turned
off only if a disengagement
mechanism is fitted. Use five to
ten strokes of priming pump to fill
up the fuel system.
A59
1. Insert the key into the key switch.
2. Depress the clutch pedal.
3. Turn the key through "I" position into
"II" position (start). Crank the engine 3
- 5 second, than release the key and
turn it into "0" position. Engine
cranking can be eliminated at higher
temperature
ambient temperature.
4. Set the max. throttle.
5. Turn the key through "I" position into
"II" position (start). Release the key
immediately after engine starting. Don't
start engine longer than 15 second.
6. After starting engine, step by step
reduce the throttle. Avoid running
engine at high idle.
OPERATION
30
ENGINE STARTING FAIL
Repeat starting after 30 seconds. Max. 6
starting cycles are allowed (15 seconds
starting and 30 seconds brake is one
cycles). Farther starting
allowed after cooling of starter motor to
ambient temperature.
Never help
engine by starter motor. You will
avoid starter damage!
STARTING THE EKO ENGINE
1. Insert the key into the key switch.
2. Depress the clutch pedal.
3. Set the MAX throttle.
S18
4. Turn the key through "0" position into
"I" position. Thermostart indicator light
is "ON".
5. Wait until the thermostart indicator
light is "OFF" (approx. 18 sec).
6. When the thermostart indicator light is
"OFF" turn the key immediately into
"II" position (start). Don't start engine
longer than 15 seconds. Release the
key immediately after starting the
engine.
7. After starting engine, step by step
reduce the throttle.
8. If the engine fails turn the key into the
"0" position.
9. Set the throttle control lever into the
STOP position.
10. Wait 30 seconds and repeat the
points 2. - 7.
engine is
to the stopping