Danfoss Series 40 M46 Tandem User Manual

2. Using a 3/16 internal hex wrench, install screws (1203 and 1204) or (1226). Torque to 14 Nm [10 ft•lb].
If necessary, install control housing (1223). Using a 4 mm internal hex wrench, install screws (1224).
Torque to 14 Nm [10 ft•lb].
EDC-HDC Repair
EDC
304
1220
1201
1220
1203
3/16 in
1204
3/16 in
304
1220
1201
1220
HDC
1203
3/16 in
1204
3/16 in
1224
4 mm
1227
1228
1226
3/16 in
1225
1223
3-Position Control
1223A
MDC orifice repair
Removal
Using a 3/16 internal hex wrench, remove pipe plug (1219). Using a 1/8 internal hex wrench, remove
filter or orifice plug (1401).
Inspection
Inspect orifice for damage, contamination, and correct size. Replace orifice if necessary.
Reassembly
1. Using a 1/8 internal hex wrench, install filter or orifice plug (1401). Torque to 3 Nm [2 lb•ft].
2. Using a 3/16 internal hex wrench, install pipe plug (1219). Torque to 22 Nm [16 lb•ft].
Pipe plug (1219) needs to be installed with thread lock. Apply a few drops of thread lock before
installation.
Service Manual
Series 40 M46 Tandem Variable Pumps
Minor repair
38 |
©
Danfoss | September 2017 11029852 | AX00000030en-US0202

Danfoss Series 40 M46 Tandem Specifications

General

Brand	Danfoss
Model	Series 40 M46 Tandem
Category	Water Pump
Language	English