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6

STEP 13

. Assemble the front cover. 

STEP 14. 

Run unit at free flow for five minutes. Check that air exists 

at exhaust port

.

STEP 15

. Remove the filter cap from the filter body by prying it with 

a flat screwdriver. Remove the old foam filter and discard. Replace 

with the new filter and snap filter cap back into place.

Filter Body

Filter Cap

Foam Filter

Figure 9

Summary of Contents for THOMAS SK61732

Page 1: ...x Socket attachment for torque wrench Torx T 20 attachment for torque wrench for retainer screws Torx T 25 attachment for torque wrench for head screws 5 32 allen wrench for for torque wrench eccentric screw Flat Screwdriver Clean Cloths WARNING Unplug the compressor before beginning disassembly This kit includes the following parts 625646 Head Screw 6 666251 Connecting Rod Assembly 32 Stroke 6253...

Page 2: ...e 4 from the bottom of the head Remove the head gasket O ring 3 and discard it Clean head with a soft clean cloth and set aside for re assembly later in the repair process STEP 4 Turn the valve plate over Remove the valve plate O ring and discard it STEP 5 Remove the 4 screws 6 securing the plastic front cover 5 and pull cover off Retain screws and cover for reassembly 1 Figure 1 1 5 3 4 6 2 ...

Page 3: ...restraint 5 and valve flapper 4 from the bottom of the valve plate and discard them Clean the bottom of the plate with a clean soft cloth Install the new flapper restraint and screw cen tered over the port as shown The valve keeper should be placed on top of the flapper so that the word UP is visible NOTE Torque flapper screw to 18 inch pounds Set Valve Plate Assembly aside for re assembly later i...

Page 4: ...ccentric Set Screw Access Hole Eccentric Set Screw Figure 4 NOTE It may be necessary to in sert a flat tip screwdriver into the slot in the base of the connecting rod and spread the base slightly in order to free it from the bearing See Fig 5 STEP 7 Slide the bearing off of the shaft then pull the connecting rod out of the top of the housing See Fig 4 Spread to release loctite bond Connecting Rod ...

Page 5: ... up and down it will also rock from side to side This is a feature of the WOB L Piston If it rocks from front to rear the connecting rod is misaligned on the eccentric If front to rear rock ing is detected loosen the connecting rod clamping screw and repeat Steps 6 7 and 8 If the connecting rod can not be properly aligned contact the nearest service center Figure 7 Hold sleeve down STEP 2 Align th...

Page 6: ... fan onto the shaft in the same orientation that it was before it was removed STEP 6 With the sleeve located and firmly seated on the housing re place the valve plate as shown in Fig 8 Make sure the top edge of the sleeve locates in the O ring groove in the bottom of the valve plate Figure 8 5 Caution Toavoidpropertydamageorpersonalinjury alwaystryrotating the fan by HAND prior to connecting the u...

Page 7: ...nutes Check that air exists at exhaust port STEP 15 Remove the filter cap from the filter body by prying it with a flat screwdriver Remove the old foam filter and discard Replace with the new filter and snap filter cap back into place Filter Body Filter Cap Foam Filter Figure 9 ...

Page 8: ...3524 Washington Avenue Sheboygan Wisconsin 53081 USA 920 457 4831 www gd thomas com ...

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