Grundfos JP Service Instructions

English (GB)
9
1. Remove the rotating part of the shaft seal (16) by inserting two
flat screw drivers in the shaft seal spring. Lever the screw
drivers against any two points at the edge of the seal disc.
Fig. 16 Removing the rotating part of the shaft seal
2. Remove the seal disc (15) including the stationary part of the
shaft seal (16a).
3. Remove the stationary shaft seal ring (16a) from the seal disc
(15) by pushing gently with a finger from below. Hold the seal
ring on the lower side and on the rubbery outer diameter. Do
not touch the seal face.
Fig. 17 Removing the stationary part of the shaft seal
6. Assembling the product
6.1 Before assembling the product
• Clean and check all parts.
• Replace defective parts.
6.2 Fitting the shaft seal
Fig. 18 Shaft seal and seal disc
Fig. 19 How to correctly hold the shaft seal
TM07 3821 0519TM07 3822 0519
Position numbers of parts (numbers in brackets) refer
to section 7.6 Exploded view.
Do not touch the seal faces.
TM07 3819 0519TM07 3820 0519
16
16a
15
16
16a

Grundfos JP Specifications

General

Power supply	Electric
Material	Stainless Steel, Cast Iron
Applications	pressure boosting
Pump Type	Self-priming centrifugal pump
Horsepower	1.5 HP
Phase	Single-phase
Inlet Size	1 inch
Outlet Size	1 inch