Maintenance every year
BOMAG
50
BT 60/4, BT 65/4
6.15 Check, adjust the engine
speed
Danger
!
Exhaust gases are highly dangerous!
Always ensure an adequate supply of fresh air
when starting and operating in closed rooms
and trenches!
Danger
!
Danger of accident!
Examine the starter rope of the recoil starter
for chafing before starting, replace if neces-
sary. A damaged rope can break and cause in-
juries during starting.
Always hold on to the machine.
Keep your feet away from the tamper plate, be-
cause the vibration starts immediately.
Always keep an eye on a running machine.
Danger
!
Loss of hearing!
Wear your personal noise protection means
(ear defenders) before starting operation.
Checking the engine speed
Idle speed: 1850 to 2000 min
-1
.
Maximum speed: 3850 to 4200 min
-1
.
Note
i
Before checking the engine speeds you should
change the air filter and check the engine oil level.
l
Start the engine.
Note
i
Run the tamper on ground that can be compacted.
Run the engine for approx. 15 minutes to warm up.
Fig. 57
l
To read the idle speed set the throttle lever to
position MIN (Fig. 57).
Fig. 58
l
After approx. 30 to 40 seconds read the idle
speed from the existing engine rpm-meter
(Fig. 58).
TACH/HOUR
1/10
541085
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