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CW-30 “Harman E” Repair Guide

Disassembling Instructions and Parts Identification

There are quite a few of the CW-30 stoves still in use out there. 

This guide will help you to identify parts and pieces while also providing instruction for replacing 

gaskets and/or other various components. 

What better way to learn about a stove than to take it apart and put it back together? 

Summary of Contents for CW-30

Page 1: ... are quite a few of the CW 30 stoves still in use out there This guide will help you to identify parts and pieces while also providing instruction for replacing gaskets and or other various components What better way to learn about a stove than to take it apart and put it back together ...

Page 2: ...gin dismantling the stove remove the Harman Logo plate from the center of the top This will expose a nut which secures the cast iron top to the stove Using a socket or wrench loosen and remove the nut Then lift the top off of the stove ...

Page 3: ... top is gasketed mostly to prevent rattles of metal to metal contact This is low density rope gasket 3 44 00888 attached with gasket cement Now you ll see the inner top which is held down with 6 nuts and washers Remove the nuts and washers to lift the inner top ...

Page 4: ... as shown below Find a bolt or screw to fit the hole size 3 8 thread and thread it into a hole near the center of the waffle This will provide a handle with which to manipulate the waffle Lift up on the waffle and tilt it back to drop it down and out Ceramic Fiber Waffle Item 3 40 00471 ...

Page 5: ...he damper Damper Weldment 1 10 00465 and the combustion package Ceramic Fiber Combustion Package 3 40 00472 Pull forward and lift the combustion package out of the top of the stove Use extra care when handling the combustion package as it does become brittle after burning ...

Page 6: ... Note the holes and the indents for the damper frame bolts With the Package removed you ll see the top of the Pyrolite Ignitor Tunnel You can also now see the top of the damper and the damper frame filler plate Air Flow Holes be sure they are not blocked Indents for damper frame bolts ...

Page 7: ... Damper Plate Damper Frame Mounting Bolts Front Of Stove Damper open Using a wrench and socket remove the 4 bolts which hold the damper frame up in the top of the firebox Be sure to secure the frame from below as it will drop upon removal of the last bolt ...

Page 8: ... from the firebox Close up view of the damper lift arm Front Of Stove To remove the damper loosen the two bolts and clips at the ends of the damper plate The damper lift arm can be removed by first removing the external brass elbow Then pull the damper lift arm in through the stove wall Damper Arm Weldment 1 10 00638 ...

Page 9: ... Repair Guide Damper Frame Assembly Item 1 10 00641 and Damper Filler Plate Item 1 10 00734 Note how the filler plate lays in the damper frame channel with the end tabs inside 3 8 Rope 3 44 00888 1 4 rope 3 44 108636 ...

Page 10: ...tove Next would be the side bricks Note the insulation panel on the back side of the side bricks There are two side bricks on each side of the firebox Arch Brick Item 3 40 00615 Right Suppo rt Brick Item 3 40 0 0468 2 Le ft Su pp or t Br ic k Ite m 3 40 0 04 68 1 Ramp Brick Item 3 40 00470 Side Brick 4 total Item 3 40 00469 and insulation backer ...

Page 11: ...ramp brick you need to lift it up then pull the bottom toward you once it clears the retainer Along the front of the firebox instead of bricks there are three 3 cast iron Wear Plates They fit behind tab retainers in front of the front shaker grate Lift out for removal Looking downward thru front door Wear Plate 3 00 00611 ...

Page 12: ...item remaining is the Pyrolite Ignitor Tunnel Item 3 40 00616 This is the route which the exhaust takes when woodburning to the secondary combustion pack age It is a snug fit in the back of the firebox if you lift from the top it will be easily re moved ...

Page 13: ...tory items are removed remove the grates by lifting up on the right side until they are disengaged from the grate link and shaker mechanism Then lift out Grate 3 00 00453 Grate Link 2 00 00457 Grate link S h a k e r m e c h a n is m Front Grate Rear Grate ...

Page 14: ... slide remove the six 6 bolts holding the cover in place Notice the notch in the air slide slot must be on top The air slide and channel can be lubricated with a dry graphite only Be sure to re install the air slide with the square hole upward Notch ...

Page 15: ...rt one of the rear bolts into the frame as shown above Hold the bolt from below and have a nut ready to start on it above While positioning the damper frame guide the bolt up through the hole and start a nut onto it Guide the bolt up through the hole and start a nut on it ...

Page 16: ...he channel then push back on the ramp portion to ensure proper position Next install the support bricks so that they are against the sides of the ramp brick This may leave a gap in the corners but it is better there than in the middle since the side bricks will fit back against in the corners Next place the arch brick whether it is cast or brick onto the shelves created by the support bricks Be su...

Page 17: ...ill provide a handle for manipulating the waffle into place Be sure to remove the bolt once the waffle is in place The top picture shows one of the waffle protectors These two stainless steel rods simply slide into the holes on the tabs on each side of the waffle Waffle Protector 2 00 00617 Waffle protectors insert here Waffle Protector Insert the 3 coal bars into the slots on the coal bar holders...

Page 18: ...y Re install the cast iron top by guiding the center bolt upward through the hole in the top Secure with a single nut and lay in the Harman logo plate to finish the job Ground off washer fits here Helpful Tips If the Grates warp Empty the ash pan more frequently Ashes against the bottom of the grates block air flow around the grates and will cause them to warp If the damper frame warps or sags Ove...

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