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Craftsman
Water Pump

Model # 390306050 Official Craftsman backup sump pump

Here are the diagrams and repair parts for Official Craftsman 390306050 backup sump pump, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 14 parts  |
Tee U78-846P
#12

Replacement parts diagram

Tee

Part #U78-846P

$39.27
In Stock
Pipe Adapter PS78-3P
#11

Replacement parts diagram

Pipe adapter

Part #PS78-3P

$28.33
In Stock
Bushing U78-876P
#13

Replacement parts diagram

Bushing

Part #U78-876P

$13.62
In Stock
Delay Fuse U17-1149
#6

Replacement parts diagram

Delay fuse

Part #U17-1149

The manufacturer no longer makes this part, and there's no substitute part

Battery Case PS17-43
#7C

Replacement parts diagram

Battery case

Part #PS17-43

Replaced by #PS17-100

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Manufacturer substitution
This part replaces PS17-43. Substitute parts can look different from the original.
$65.27
In Stock
O Manual F642-5191

#NI

All parts diagram

O manual

Part #F642-5191

The manufacturer no longer makes this part, and there's no substitute part

Mnting Assy U197-10
#3

Replacement parts diagram

Mnting assy

Part #U197-10

The manufacturer no longer makes this part, and there's no substitute part

Charger PS17-42
#8

Replacement parts diagram

Charger

Part #PS17-42

The manufacturer no longer makes this part, and there's no substitute part

Merc Fl Siv PS217-5E
#1

Replacement parts diagram

Merc fl siv

Part #PS217-5E

The manufacturer no longer makes this part, and there's no substitute part

"v" Ring (only) N/P
"v" ring (only)

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

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