needs to be serviced, or an over-filled
cylinder has been installed by mistake, or
there is a problem with the fuel system that
causes the oxygen sensor's signal to be out
of range, EcoSense will shut the unit down in
forty-five seconds. The unit can be re-started
after clearing the module by turning off the
key switch. If corrections have not be made
to the unit, EcoSense will continue to shut
the unit down after the forty-five second
warm-up and forty-five second out of limit
periods or the total of both periods if
restarting and resuming operation, ninety
seconds.
Engines tend to go to lean burn if allowed to
idle for even short periods. Even at high idle
speeds most engines will continue to lean
downward. It is always best to shut the
engine off when it is not being used to do
work. Remember the engine is always
creating emissions as long as it is running.
The best manner to operate a unit equipped
with EcoSense is as follows.
1. With the throttle in the slow position, turn
the key switch to the start position, once
the engine starts, advance the throttle to
full throttle and start operation.
2. When ready to stop operation, release
clutch (if equipped) and move throttle to
the slow position. If the unit will not be
used within forty-five seconds, turn the
key switch to the off position. If the unit
will not be returned to service within a few
minutes it is best to turn the gas valve on
the tank off first and let the engine
consume all fuel that is in lines. Once the
engine dies, turn the key switch to off
position.
3. When ready to restart, open the gas valve
on the tank, put the throttle in slow
position and turn key switch to the start
position. Once the engine has started,
move throttle to full position and return to
operation.
Operating Instructions
Starting Instructions
1. Check oil and fuel levels.
2. Check and clean engine air filter.
CAUTION! Never run continuously for more
than 1 hour without cleaning or changing
engine dust filter.
3. Check carburetor air filter. Change if
necessary. (See "Scheduled
Maintenance")
4. Turn propane service valve
counterclockwise to open.
CAUTION! Always open service valve slowly
to allow pressure to equalize in hoses.
Opening quickly may cause the flow
check valve to engage, limiting fuel flow.
5. Allow machine to tilt backward (pad off
floor) and move throttle to SLOW position.
6. For models with 110 V Start: Plug electric
cord into 110 volt wall receptacle and
onto starter switch.
7. 110 V Start: Engage starter by pushing
the RED starter button.
12 V Start: Engage starter by turning the
key-switch to the starting position for up
to 5 seconds.
If the machine fails to start, wait
approximately 5 seconds and try again for
another 5 seconds.
CAUTION! Do not engage starter for more
than 10 seconds. Allow a 60 second cool-
down period for second failed start-up
attempt. Continue cycling through Step 7
until engine starts.
Operation
After engine has started, allow approximately
30 seconds for the engine to warm up.
Advance the throttle to operating speed.
On machines with a clutch, grasp either one
of the handle levers to engage the clutch.
When the pad begins to spin, lower the
burnishing head to the floor while moving the
machine forward slowly.
CAUTION! Do not run the burnisher without
moving the machine. If the machine is
allowed to run in one spot damage to the
floor may occur.
To stop burnishing, push down on handle to
raise the burnishing head off the floor and
disengage the clutch if equipped by releasing
the handle levers.
It is recommended to start burnishing on the
right side of the aisle, turn and come back
down the aisle in the opposite direction,
overlapping the previous path slightly.
Continue this pattern until the floor area to be
burnished has been covered with the last
pass being on the right side of the machine.
The forward speed is generally at normal
walking speed.
Idling and Stopping the Machine
On machines equipped with a clutch, if for
any reason the machine needs to idle for a
short period of time, simply raise the
burnishing head and disengage the clutch by
releasing the handle levers.
DANGER! Allowing the engine to idle
excessively will increase carbon
monoxide emissions!
To stop the engine, close the service valve
on the fuel cylinder by turning it clockwise
(the engine will stop when the fuel in the
lines is used up).
Installing/Changing Burnishing Pad
1. With engine OFF, tilt the machine to the
RokBak position.
2. Remove pad centering device and
carefully pull the old pad off the velcro
pad holding material.
CAUTION! Carefully inspect the pad holder
for cracks or damage. Replace if
necessary.
WARNING! A damaged pad holder rotating at
high speeds may be an extreme hazard if
it should come apart.
3. Pull center from new pad, center pad on
pad holder and secure with centering
device.
4. Press pad onto velcro.
5. Return machine to upright position.
Emptying the Dust Bag
1. Pull up on rear of dust bag to detach
velcro from the support tab.
2. Pull dust bag downward off dust tube by
holding at the front and pulling down and
to the rear to remove.
3. Empty bag by rubbing or gently tapping
on sides, in a downward motion, to
loosen soil trapped on sides of bag. For
heavy soil, turn bag inside out to clean.
4. Reinstall bag by hooking elastic edge onto
back of dust tube lip, and fitting elastic
around dust tube.
5. Pull rear of dust bag towards rear of
machine and reattach to velcro on the
support tab.
Storage
Only authorized, trained personnel should
have access to propane cylinders and
machines.
1. Remove propane fuel cylinder when not
in use and store it outside in a storage
cage in accordance with NFPA Section 5
or Subsection 9.5.2 of CAN/CGA B149.2.
Do not release or bleed propane inside
the building. Please consult your local
Fire Marshal to ensure that you are in
compliance with local fire codes.
2. Store machine away from objects that
may fall and damage it.
3. Never store burnisher or fuel cylinders
near an open flame or heat producing
device.
4. Make sure burnisher is cleaned properly
before storing.
5. Never store burnisher with cylinders
installed, or store spare cylinders in an
enclosed van or trailer.
Repacking
1. Use shipping and package information
attached to packing slip to repack
machine.
2. Store machine in a dry location,
temperature not to exceed 120°F (50° C).
Transportation
When transporting a propane powered floor
burnisher with the fuel cylinder installed, the
cylinder should be securely fastened with the
service valve closed and the burnisher
should be secured in the vehicle. Any
propane fuel cylinders not installed should be
securely fastened to avoid movement and
damage. The service valves should be
closed. Never store burnishers with cylinders
installed, or store spare cylinders in an
enclosed van or trailer. It is a good practice
to check propane cylinders for overfilling
before transporting them. If overfilled,
correct before loading them in the vehicle by
venting the excess propane outside in a safe
area using the fixed liquid level gauge.
5
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