Ingersoll Rand Diaphragm Pump 666250-ECB-C

Remove components from the fluid section

Note any scratches or marks on the diaphragm rod (1)

Refer to part views and descriptions on pages 4 through 7 for parts identification and service kit information.

Ensure availability of ARO Smart Parts for fast repair and reduction of down time.

Provide a clean work surface to protect sensitive internal moving parts from contamination.

Empty captured material in the outlet manifold by turning the pump upside down.

Record service activity details.

Include pump in preventive maintenance program.

Orient spacer legs away from blocking internal ports

Lubricate and insert (111) spool

Lubricate and install (110) packing cup

Insert (109) piston into air inlet side cavity

Ensure (110) packing cup lips point outward

Install gasket and replace plate

Replace O-rings if worn or damaged and reinstall sleeve

Bushing and Spacer Installation

Carefully push (118) pilot rod into bushings

Retain pilot rod with components

Remove (123) screws and (122) O" rings

Remove (118) piston rod, (121) sleeve bushing, (119) O" rings and (120) spacers from the (101) motor body

Remove (103) sleeve and (102) O" rings

Ensure all parts are removed and accounted for

Describe any issues encountered during disassembly