SJ3215, SJ3219, SJ3220, SJ3226, SJ4726, SJ4732, SJ4740 216380ACA
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Function Tests Section 4 – Inspections Before Operation
4.3-4 Do a test of the off/platform/base
key switch
1. Pull the emergency-stop button.
WARNING
Look for overhead obstructions or other possible
hazards around the MEWP when you raise the
platform. Do not lower the platform unless the area
below is clear of personnel and obstructions. If
you do not obey, there is a risk of death or serious
injury.
2. Turn the off/platform/base key switch to the
platform position.
3. Turn and hold the lower/neutral/raise switch to
the raise position.
▪
Result: The platform does not rise.
4. Turn and hold the off/platform/base key switch
to the base position.
5. Turn and hold the lower/neutral/raise switch to
the raise position.
▪
Result: The platform rises.
4.3-5 Do a test of the lower/neutral/raise
switch
1. Turn and hold the off/platform/base switch to
the base position.
2. Turn and hold the lower/neutral/raise switch to
the raise position.
▪
Result: The platform rises.
3. Turn and hold the lower/neutral/raise switch to
the lower position.
▪
Result: The platform lowers.
4.3-6 Do a test of the emergency-
lowering function
WARNING
Look for overhead obstructions or other possible
hazards around the MEWP when you raise the
platform. Do not lower the platform unless the area
below is clear of personnel and obstructions. If
you do not obey, there is a risk of death or serious
injury.
1. Raise the platform.
2. Push the emergency-stop button.
3. Hold the emergency-lowering switch
1
to the
left side or right side to lower the platform.
▪
Result: The platform lowers.
4. Hold the emergency-lowering switch to the left
side or right side to fully lower the platform.
▪
Result: The platform fully lowers.
1
Emergency-lowering switch