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MA12
English
8. Maintenace
■ AIR FILTER
• The air filter, if clogged, will reduce
the engine performance. Check
and clean the filter element in
warm, soapy water as required.
Dry completely before installing. If
the element is broken or shrunk,
replace with a new one. (MA9)
(1) Air filter
■ FUEL FILTER
• When the engine runs short of fuel
supply, check the fuel cap and the
fuel filter for blockage. (MA10)
(1) Fuel filter
■ SPARK PLUG
• Starting failure and mis-firing are
often caused by a fouled spark
plug. Clean the spark plug and
check that the plug gap is in the
correct range. For a replacement
plug, use the correct type specified
by ZENOAH. (MA11)
• REPLACEMENT PLUG IS A NGK
BPMR7A.
• Note that using any spark plug
other than those designated may
result in the engine failing to
operate properly or in the engine
becoming overheated and
damaged.
• To install the spark plug, first turn
the plug until it is finger tight, then
tighten it a quarter turn more with
a socket wrench.
TIGHTENING TORQUE:
14.7–21.6 N.m
(150–220 kg-cm)
■ GEAR CASE
The reduction gears are lubricated by
multipurpose, lithium-based grease in
the gearcase.
Supply new grease every 25 hours of
use or more often depending on the
job condition.
When adding lubricant, use a grease
gun to insert lubricant into the three
IMPORTANT
MA9
MA10
0.6 –0.7mm
MA11
重 要
中 文
■空气滤清器
・如果空气滤清堵塞，则将使引擎性能
下降。如有必要请使用温和的肥皂水
检查并清洗过滤器元件。将其安装回
机器之前请使其完全干燥。如果元件
破损或收缩，请更换新的元件。
（MA9）
（1）空气滤清器
■燃料滤清器
・当引擎缺油时，请检查燃料盖和燃料
滤清器有无堵塞。（MA10）
（1）燃料滤清器
■火星塞
・起动失败和点火错误通常是由火星塞
淤塞引起的。请清洁火星塞并检查塞
的间隙是否在正确范围内。更换火星
塞时，请使用ZENOAH指定的正确
型号。（MA11）
・备用火星塞为NGK BPMR7A。
・请注意，使用非指定型号的火星塞可
能会导致引擎无法正确运转或导致引
擎过热和损坏。
・安装火星塞时，请先用手转动火星塞
直至拧紧，然后进一步使用套筒扳手
再将其转动_圈加以紧固。
紧固扭矩：
14.7_21.6 N・m
（150_220Kg-cm）
■齿轮箱
减速齿轮通过齿轮箱中的多用途锂基润
滑油进行润滑。
每使用25小时后请添加新的润滑油，
根据工作情况可能需要更频繁的添加。
添加润滑油时，请使用注油枪将润滑油
注入齿轮箱中的三个油嘴中。
（MA12）
（1）添加润滑油
8. 检修