Joyner JNSZ800DL Owner's Manual page 83

a. strictly observe all requirements and specifications in this manual.
b. Check the earth polarity of accumulator. this gasoline engine adopts negative earth.
c. Grinding in must be conducted when using a new gasoline engine.
d. When gasoline engine is running, your head, hand, cloth, tool and other things should be
strictly forbidden to approach the running fan and pump belt.
e. When running or just stopping, don't touch exhaust sub-tube etc heat exhaust parts. Don't
open radiator cover when it is hot.
f. When starting gasoline engine, you must not throttle fiercely in order to avoid running at a
high speed and too low fuel pressure.
g. When running at a high speed and overload, don't stop engine. You should stop it after it
runs at a low speed for 3-5 minutes.
B. Grinding in of new gasoline engine and its precautions.
New gasoline engine must be grinded in before using it normally. it should be mounted on a car
and driven for 1000km according to the running criteria in table 1 or grinded in on the gasoline
engine test platform for 50 hours according to the grinding in criteria
Grinding in of new gasoline engine and its precautions
Engine oil, fuel ,coolant, and electrolyte of accumulator should be sufficient. Don't operate it at
high speed at once after starting the engine. You should preheat it step by step.
You'd better drive it on cement pavement or asphaltum pavement, and avoid running on soil
sand road as little as possible.
Don't exceed the high speed that asked in table 1.
After driving for 1000km, the new car can be used normally.
Check the valve clearance, firing advance angle, idle, tightness of water pump belt, then adjust
them to meet the manual requirement.
Change filter, lubricant of gasoline engine, gearbox and differential.
Screw tightly connecting bolt of cylinder cover, every bracket bolt , admission and exhaust
sub-tube bolt or nut.
C. Care and maintenance of gasoline engine
a. Periodical care and maintenance item
Periodical care and maintenance table
Table 2
No Maintaining
item
1 Water pump belt
2 Timing belt
3 Admission and
clearance
4 Engine bolt and admission and
exhaust sub-tube nut
5 Engine oil filter
6 coolant
7 Soft tube and joint of cooling
system
8 High voltage resistant wire
9 Distributor cover and rotor
1000m 1
period
month 1
JT
JT
exhaust valve JT
N
G
10 20 30 40
6 12 18 24
JT G
JT JIG
JT JT
N N N
G G G G
G
JTG JTG
JTG JTG
JTG JTG
34
50 60 70 80
30 36 42 48
JTG JT
JIG JIG
JT JT
N N N N
G G G G
G
JTG JTG
JTG JTG
JTG JTG