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INSTALLATION INSTRUCTIONS 

REPAIR SEAL KIT 

PowerSurvivor 40 

 

Print No.: 8012646/1

 

Katadyn Desalination LLC 

Katadyn Products Inc. 

 

2220 S.McDowell Blvd 

Pfäffikerstrasse 37  

 

Petaluma, CA 94541 U.S.A 

8310 Kemptthal 

 Switzerland 

 

Phone: +14155262780  

Tel +41 44 839 21 11 

 Fax +41 44 830 21 99

 

[email protected] 

[email protected] 

 www.katadyngroup.ch

 

 

PURPOSE OF THE KIT 
 

The Repair Seal Kit should be installed after 1000 hours of operation. It should be installed regardless of whether 
there is leakage or a reduction of fresh water. Learning to perform this procedure will ensure optimal performance 
of your watermaker. 
 

 

INSTALLATION INSTRUCTIONS 
 
NOTE:

 See Fig. A-2 for an overall view of the Pump Assembly. 

 
Over time, the dynamic Seals and O-rings in the PowerSurvivor 40E will wear. The Repair Seal Kit contains the 
major seals and O-rings that should be replaced to improve operating efficiency. It also contains new check valve 
poppets, springs, and drive oil which should be replaced simultaneously. This Repair Seal Kit should be installed 
after roughly 1000 hours of operation. It should be installed regardless of whether there is leakage or a reduction 
of fresh water. Learning to perform this procedure will help users ensure optimal performance. 
 
Before beginning the Repair Seal Kit procedure, note the following precaution: 

1.

 

Keep the work area clean and clear of dirt, hair, and other contaminants. 

2.

 

Avoid scratching Pump Components when removing or replacing O-rings. 

3.

 

All seals and O-rings should be lubricated with silicone grease. Never use petroleum-based lubricants 
as a substitute. 

4.

 

When installing O-rings, do not roll or twist them.  

 

NOTE:

 Average time to replace all seals is 1 hour. If you are performing this maintenance for the first time, expect 

it to take 3 hours. 
 

CONTENT OF THE KIT

 

 

Silicon lubricant 

 

Locktite  

 

Hose barbLubricating oil 

 

Small parts see Figs.1a and 1b 

 

TOOLS REQUIRED

 

 

Piston Seal Installation Tool 

 supplied with kit 

 

1/2-inch open-end wrench 

 

1/4-inch Allen wrench 

 

5/32-inch Allen wrench 

 

5/8-inch open-end wrench 

 

small flat-bladed screwdriver 

 

needle-nosed pliers 

 

medium channel lock pliers 

 

small scissors 

 

 

Summary of Contents for PowerSurvivor 40

Page 1: ...uld be replaced simultaneously This Repair Seal Kit should be installed after roughly 1000 hours of operation It should be installed regardless of whether there is leakage or a reduction of fresh wate...

Page 2: ...te the drive assembly from the pump and set the drive assembly aside 4 Remove the two 3 socket head cap screws using a 1 4 Allen wrench Separate the pump back plate and piston assembly from the pump b...

Page 3: ...ousing Work the blade sideways to pry the tube plug out slightly until there is enough of a gap between the tube plug body and the membrane housing to insert a flat blade screwdriver Then use two scre...

Page 4: ...he piston assembly Since these components are made of rather stiff rubber it is usually easier to cut them off Use a small screwdriver to wedge under the cup seal and pry it up While holding it up cut...

Page 5: ...R 3 6 Prepare the check valve plate for reassembly by installing the new poppet valves Note that both the intake and reject poppet valves and valve springs are identical Refer to Figure R 5 during the...

Page 6: ...ck plate Slide the rubber boot onto the piston shaft See Figure R 8 11 Insert a small screwdriver or an Allen wrench through the hole in the piston shaft and rotate the shaft to align its hole with th...

Page 7: ...g on the End Cap Pull the Spiral Ring off see Figure 2 3 Remove the end cap by pulling gently on the hose barb and end cap taking care not to destroy the hose barb NOTE End caps may not come off easil...

Page 8: ...quad seal 6 Install two new O rings 8013004 on the male end of the membrane see Figure 4 7 Reassemble in the reverse order of disassembly Be sure to lubricate all O rings and seals with a thin film o...

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