Crafco SUPER SHOT 125, Parts Manual

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Super Shot 125 Diesel Melter Part Manual
Chapter 6 Maintenance Instructions
©2017 by Crafco, Inc. All Rights Reserved………………..………………………………..….…Maintenance Instructions 6-8
6.19 Material Pump Replacement
Step Action
1 Bring the melter to temperature as preparation to drain the sealant tank.
2 Remove the pipe cap located at the rear of the machine and drain the sealant tank.
WARNING
The material in the sealant tank is extremely hot. Bodily contact with hot sealant can
cause severe burns.
The high operating temperatures of this machine and the sealant it contains require that
protective clothing, gloves, hard-soled shoes, and safety glasses or a face shield be
worn at all times by operators of the machine.
3 Remove both guards from the motor mount to access the chain and the sprockets.
4 Rotate the agitator until the connecting link is accessible.
5 Disassemble the connecting link and remove the drive chain.
6 Loosen the set screw in the lower coupling half located between the hydraulic motor
and the material pump drive shaft.
7
Remove the four (4) hydraulic hoses and put caps on all the ports.
Note : Mark the hoses for ease of replacement.
8 Remove the four (4) bolts holding the motor mount on top of the melter.
(See Fig. 6-3 Material Pump Replacement )
9 Lift off the motor mount and set aside.
10
Remove the two (2) bolts holding the agitator shaft bearing.
Note : Do not remove the bearing from the agitator shaft.
11 When the unit has cooled sufficiently, remove the six (6) bolts holding the paddles on
top of the screen.
12 Remove the paddles from the tank.
13
Remove the pump drive shaft from the center of the agitator shaft, next lift the agitator
shaft and screen assembly as high as possible and insert a screw driver into the shaft
hole.
Note : This will support the assembly while removing the pump from the tank.
14 Remove the six (6) bolts attaching the pump to the tank.
15 Lift the pump from the sealant tank.
Table 6-7 Material Pump Replacement