General Pump HTCK4050S - Manual (Page 11)

GENERAL PUMP
A member of the Interpump Group
HTCK4050S
2.2 REPAIRING HYDRAULIC PARTS
Page 11 Ref 300934 Rev.A
09-13
-Unscrew the 7 M12x35 valve cover fixing screws and remove covers (fig. 16).
-Extract valve plugs by means of an extractor hammer (p/n 26019400 combined with too p/n
27513600 fig. 16).
-Extract valve guides by means of the same extractor hammer used for the valve plugs
(p/n 26019400 combined with tool p/n 27519600, fig. 16a)
If the suction and outlet valves remain stuck on the head (for example because of incrustations
due to prolonged lack of use of the pump), proceed as follows:
-using extractor tool p/n 27516900 combined with tool p/n 26019400, (fig. 16b).
2.2.1 DISMANTLING THE HEAD - VALVE UNITS
Operations are limited to inspection or replacement of vavles, if necessary.
Proceed as follows to extract valve groups: