CM-ET Series 603 - Manual (Page 5)

FREQUENT & PERIODIC INSPECTION CHART
*Daily or before each use.
ITEM
FREQUENCY
WHATTOCHECK
INSPECTION
METHOD
ACCEPTANCELEVEL
DAILY
(FREQUENT)*
EVERY6
MONTHS
(PERIODIC)
LABELING
&TAGS
X X
Nameplate,
capacity label
warning labels &
free chaining tag
Visually
These items must be legible and securely
fastened to the hoist. Replace if necessary.
OPERATION
X X
General
Operation
Lift & lower
a light load
1. Chain must feed into and out
of the hoist freely.
2. Brake must hold the load when handle
is released.
– – – X Overload test
Lift & lower
a 688 lb.
(312 Kg.) load
for the 602
or a 1378 lb.
(625 Kg.) for
the 603 one
foot (300 mm)
1. Pull on handle should be about 73# (33Kg.)
2. Brake should operate smoothly
while lowering.
X X Directional Lever Movement Lever must move smoothly.
X X Free Chaining Movement
In free chaining mode, chain should feed into
and out of the hoist freely when pulled by hand.
HOOK
ASSEMBLIES
X X
Hook opening
& bowl wear
Measure
opening and
bowl wear
See Figure 4.
X X Hook latch
Operation,
engagement
& damage
1. Latch must not be damaged.
2. Latch must operate smoothly with sufficient
pressure to engage the tip of the hook tightly.
X X
Hook
deformation
Visually
Hook must not be bent more than
10 degrees from the plane of the unbent hook.
X X
Hook chain screw,
upper hook pin,
hook collars and
hook collars
hardware
Visually
There must be no damage,
corrosion, excessive wear or looseness.
X X
Hooks, chemical
damage, cracks,
gouges
Visually
There must be no excessive cracks,
corrosion, visible cracks or gouges.
CHAIN
X X Lubrication Visually
Chain should be frequently
lubricated using Frisk Bros.
Lubriplate 10-R, or equal.
X X
Corrosion, Pitting,
Gouges
Visually
There must be no excessive corrosion,
pitting or gouges on the chain.
X X
Wear &
Contamination
Measure
chain for wear
& stretch
See figure 5.
X X
Deformation
& Twists
Visually
Chain must be free of twists.
BRAKE
DISC
– – – X
Wear &
Contamination
Measure
thickness
& visually
Take the hoist out of service if the thickness
is less than 0.094” (2.4 mm) or if the friction
surfaces are glazed, oily or contaminated.
HOIST
HEAD
– – – X
Side plate
& Covers
Visually
Frame and covers should not be damaged
or corroded.
X X Handle Visually
Handle must not be bent or corroded.
Grip should not be damaged.
– – – X Stripper Visually Stripper must not be bent, corroded or worn.
X X Hardware Visually
All nuts must not be corroded
and must be securely tightened.
– – – X Pawl & Ratchet Visually
There should be no excessive wear of the
ratchet teeth and the tip of the pawl. The pawl
spring should not be corroded or stretched.
Series 602/603 Operating, Maintenance & Parts Manual
5