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4 Maintenace
4
9 - Electrical System
Control box
check fuse,replace relays every 2 years
Check inside connections
cable duct covers in place
Safety lamp(s), all lamps are OK
SHRINK TUNNEL
1 - Main Frame
Check that all guard doors and safety switches working correctly
Feet - adjusted,locknuts tight, check paintwork, remove tape etc from panels
Panels - Check for scratches - touch up with paint if required
5.1 - Process systems
Main Fan
Motor - check direction(s)
Impeller - check if direction of blades correspond to desired rotation
5.2 - Hot Chamber
Inside - check for materials or other objects on the bottom of the tunnel, check
product guides, runners and the belt for dislodgement
Air flow - check if deflectors are in correct position with
respect to fan rotation
Curtains - Slit in corect position, repair if broken
check for hot spots
5.3 - Outfeed Cooling Fan
Check motor for noise
Fan blades - rotation
Grilles- not damaged
6 - Transport-Main Tunnel belt conveyor
Belt - tracking ,bent links, lubrication
Drive & idler roller- sprocket align't, noisy bearing
Belt support - lubrication, wear, plastic
Motor - noisy geabox, slack in chain,lube
Bridging roller - lube, check if rotates, check Polycord belt
Check speed control operation
7 - Discharge
Outfeed conveyor
Product stop - fitted
Legs - correct adjustment
outfeed sensor adjustment (if used)
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