Preventive_Maintenance - 第13页
Preventive Maintenance - XPM 2 13 Revision Date: October 2004 Procedure 11: Inspect and Clean Controlled Exhaust Nozzle (Interval - 6 months) Remove the Sheet Metal to access the oven exhaust system. The controlled exhau…
Preventive Maintenance - XPM
2
12 Revision Date: October 2004
Procedure 9: Check and Clean Sample Ports
(Interval - 3 months)
If the Oven is equipped with the Optional Integrated Oxygen
Analyzer the sample ports must be also be checked and cleaned.
Depending on the oven usage and materials used in the process
there may be residue which could plug the fitting.
Loosen and remove the connection fitting to the black tubing.
Disassemble the right angle fitting and clean the insides of all
parts of the feed through with a small brush and Isopropyl Alcohol.
Reassemble and use care not to over-tighten and damage the
fitting
Procedure 10: Clean and lubricate all Rail Width Adjust Worms and Gears.
(Interval - 6 months)
Remove all front sheet metal covers to expose the all of the rail
width adjust worm gear assemblies. Apply Amsoil Lithium
Complex Multi Purpose grease or equivalent to the gears.
Raffle
Preventive Maintenance - XPM
2
13 Revision Date: October 2004
Procedure 11: Inspect and Clean Controlled Exhaust Nozzle
(Interval - 6 months)
Remove the Sheet Metal to access the oven exhaust
system.
The controlled exhaust nozzle is located on the
exhaust piping as shown.
Loosen the fitting at the connection and gently pull the
pipe clear of the fitting.
Note: The pipe is copper tubing and may be stiff to
remove, use care when pulling the pipe loose not to
kink or sharply bend the tubing.
Once the tubing is clear of the nozzle assembly, loosen
the set screw which holds the nozzle in the exhaust
tube.
Gently twist and pull the nozzle assembly to free it from
the
exhaust tube.
Check the injector nozzle to ensure that it is free of
debris.
Clean with Isopropyl Alcohol or equivalent.
Reverse the process to re-assemble Controlled
Exhaust
Nozzle
Preventive Maintenance - XPM
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14 Revision Date: October 2004
Procedure 12: Vacuum Muffin Fans
(Interval - 6 months)
Remove top covers to expose the top
Vacuum any residue found on the Oven as well as several
'Muffin' fans on top of the oven.
Procedure 13: Lubricate Synchronizing Chain (Combination & Belt Conveyor Only).
(Interval 12 months)
On Combination conveyor systems and belt only systems,
lubricate the chain which transfers / synchronizes the speed of
the transport chain and the mesh belt. The chain is located on
backside at the offload end. Remove the end sheet-metal cover
to expose the chains. Apply DARMEX 773ND or equivalent to
the chain.
Procedure 14: Drain, clean, refill, and prime Polar Cool Reservoir.
(Interval - 12 months)
If the coolant looks discolored, drain and clean the reservoir and
clean the filter/screen.
Refill the reservoir to 2” above the Level Switch with Vitronics
SUPER COOL cooling fluid, Part No. 3313350 as the cooling fluid
for the cooling cells. Do not substitute any other fluid.
(Follow the priming procedure outlined below to return the unit to
service.) Run the system to check for any leaks or unusual or
excessive noise.