Honeywell HW1000i Owners Manual - Page 31

Spark Plug Service

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Spark Plug Service Spark Plug Service Spark Plug Service To ensure proper engine operation, the spark plug must be properly gapped and free of deposits. WARNING If the engine has been running, the spark plug will reach temperatures that could cause severe burns. DO NOT TOUCH. Recommended Spark Plug Replacement Bosch HW1000i 101566A* -- HW2000i 101878A* UR6AC Champion -- P-RZ9HC Denso U16FSR-U U20FSR-U NGK CR5HSA CR6HSA TABLE 7. Spark Plug Equivalents * See Maintenance Parts at the end of this manual. To service the spark plug, you will need: ‰ Clean cloth ‰ Spark plug wrench ‰ New spark plug (if existing spark plug is exces- sively worn or damaged) ‰ Wire brush ‰ Spark plug gauge (for setting spark plug gap) 1. Stop the generator if the engine is running. Allow to completely cool. 2. Place the generator on a flat, level surface. 3. Remove the top maintenance cover. 4. Remove the spark plug cap. FIGURE 40: Spark Plug Cap Removal (HW1000i Model) 5. Clean any dirt from around spark plug base. 6. Using the spark plug wrench, loosen and remove the spark plug. FIGURE 41: Spark Plug Removal 7. Inspect the spark plug. „ If spark plug is damaged or excessively worn, or if insulator is cracked or chipped, use a new spark plug. „ If the spark plug is in good condition, clean spark plug with wire brush. 8. Measure spark plug gap with spark plug gauge. Gap should be: 0.024-0.028 in. (0.60-0.70 mm). 0.024-0.028 in (0.60-0.70 mm) FIGURE 42: Correct Spark Plug Gap 9. If necessary, adjust gap by carefully bending side electrode. 10. Inspect spark plug washer and verify it is in good condition. 11. Reinstall the spark plug by hand to prevent crossthreading. 12. After the spark plug is seated, tighten with the spark plug wrench to compress the washer. „ If installing a new spark plug, tighten 1/2 turn after the spark plug seats to compress the washer. „ If reinstalling a used spark plug, tighten 1/8 - 1/4 turn after the spark plug seats to compress the washer. 13. Attach the spark plug cap. 14. Reinstall the top maintenance cover. NOTICE The spark plug must be securely tightened. An improperly tightened spark plug can become very hot and could damage engine. Never use spark plugs that have an improper heat range. Use only recommended spark plugs or equivalent. HW1000i / HW2000i Inverter Generator Owner's Manual www.honeywellgenerators.com 25

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HW1000i / HW2000i Inverter Generator Owner’s Manual
www.honeywellgenerators.com
25
Spark Plug Service
Spark Plug Service
Spark Plug Service
To ensure proper engine operation, the spark plug must
be properly gapped and free of deposits.
1.
Stop the generator if the engine is running. Allow to
completely cool.
2.
Place the generator on a flat, level surface.
3.
Remove the top maintenance cover.
4.
Remove the spark plug cap.
5.
Clean any dirt from around spark plug base.
6.
Using the spark plug wrench, loosen and remove the
spark plug.
7.
Inspect the spark plug.
±
If spark plug is damaged or excessively worn, or if
insulator is cracked or chipped, use a new spark
plug.
±
If the spark plug is in good condition, clean spark
plug with wire brush.
8.
Measure spark plug gap with spark plug gauge.
Gap should be: 0.024-0.028 in. (0.60-0.70 mm).
9.
If necessary, adjust gap by carefully bending side
electrode.
10.
Inspect spark plug washer and verify it is in good con-
dition.
11.
Reinstall the spark plug by hand to prevent cross-
threading.
12.
After the spark plug is seated, tighten with the spark
plug wrench to compress the washer.
±
If installing a new spark plug, tighten 1/2 turn after
the spark plug seats to compress the washer.
±
If reinstalling a used spark plug, tighten 1/8 - 1/4
turn after the spark plug seats to compress the
washer.
13.
Attach the spark plug cap.
14.
Reinstall the top maintenance cover.
If the engine has been running, the spark plug will
reach temperatures that could cause severe burns.
DO NOT TOUCH.
HW1000i
HW2000i
Recommended Spark
Plug Replacement
101566A
*
*
See
Maintenance Parts
at the end of this manual.
101878A
*
Bosch
--
UR6AC
Champion
--
P-RZ9HC
Denso
U16FSR-U
U20FSR-U
NGK
CR5HSA
CR6HSA
TABLE 7. Spark Plug Equivalents
To service the spark plug, you will need:
²
Clean cloth
²
Spark plug wrench
²
New spark plug (if existing spark plug is exces-
sively worn or damaged)
²
Wire brush
²
Spark plug gauge (for setting spark plug gap)
FIGURE 40:
Spark Plug Cap Removal (HW1000i Model)
WARNING
FIGURE 41:
Spark Plug Removal
FIGURE 42:
Correct Spark Plug Gap
NOTICE
The spark plug must be securely tightened. An improperly
tightened spark plug can become very hot and could dam-
age engine. Never use spark plugs that have an improper
heat range. Use only recommended spark plugs or equiva-
lent.
0.024-0.028 in
(0.60-0.70 mm)