Danfoss APP 21-26 Instrukcja serwisowa - Strona 17

Przeglądaj online lub pobierz pdf Instrukcja serwisowa dla Pompa wodna Danfoss APP 21-26. Danfoss APP 21-26 20 stron. Disassembling and assembling

Service guide | Disassembling and Assembling, APP 21-43

When should the

pistons be replaced

This section provides guidance on, how to deter-

mine whether the parts of APP 21-43 are worn

and should be replaced. In case of doubt - the

pistons must be replaced. The pictures below are

ment as a guideline for evaluating the wear of

the sliding surface.

1. No wear or cavitation of the piston shoe.

New inspection is required in 4,000 hours.

3. Cavitation of the piston shoes.

All pistons must be replaced within the

next 1,000 hours.

Note:

If the pistons break down, the pump will

suffer a disastrous breakdown.

2. Cavitation of the piston shoes.

New inspection is required in 2,000 hours.

180R9121 | 521B1018 | DKCFN.PI.013.A6.02 | 17