MULTIQUIP WHITEMAN Series Operation Manual page 46

Spark Plugs
1. Make sure the engine is cool before servicing the
spark plugs.
2. Disconnect the spark plug caps. Check for dirt and
remove any dirt from around the spark plug area.
3. Remove the spark plugs.
4. If the spark plugs are damaged, the sealing washer
is in poor condition, or the electrode is worn, replace
the spark plugs.
5. Measure the spark plug electrode gap (Figure 40)
with a wire-type feeler gauge. If needed, adjust the
gap to .035 in. (0.89 mm), by carefully bending the
side electrode.
GAP
Figure 40. Spark Plug Gap Adjutsment
6. Install the spark plug carefully, by hand, to avoid
cross-threading.
7. After the spark plug is seated, tighten with a spark plug
wrench to compress the sealing washer.
8. When installing a new spark plug, tighten 1/2 turn after
the spark plug seats to compress the washer.
9. When reinstalling the original spark plug, tighten
1/8 – 1/4 turn after the spark plug seats to compress
the washer.
10. Reattach the spark plug caps.
PAGE 46 — HTXG6DF RIDE-ON TROWEL• OPERATION MANUAL — REV. #3 (08/30/19)
.035 IN.
(0.89 MM)
OIL AND FUEL LINES
1. Check the oil and fuel lines and connections regularly
for leaks or damage. Repair or replace as necessary.
2. Replace the oil and fuel lines every two years to
maintain the line's performance and flexibility.
CAUTION
NEVER place hands near the belts or fan
while the trowel is running.
ENGINE TUNE-UP
At the front of this manual is a Daily Pre-Operation
Checklist. Make copies of this checklist and use it on a
daily basis.
NOTICE
See the engine manual supplied with your machine
for appropriate engine maintenance schedule and
troubleshooting guide for problems.
ALWAYS disconnect battery cables before attempting any
service or maintenance on the trowel.
HYDRAULIC OIL FILTER
1. Change the hydraulic oil and filters (Figure 41) after the
first 100 hours of use, then change every 250 hours.
Use 10-micron absolute synthetic media filters.
HIGH PRESSURE
FILTER
Figure 41. Hydraulic Oil Filter
MAINTENANCE
MID-PRESSURE
FILTER