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Extreme DH071
E-one Extreme DH071 User Manual
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Electrical Quick Disconnect 6–1
Chapter
6 — Electrical Quick Disconnect (EQD)
Note:
Do not use T
eon paste on the cord grip threads that screw into the EQD housing.
Disassembling the EQD
1.
Loosen the compression nut on the cable tting.
2.
Loosen the four screws that hold the insert in the EQD housing.
3.
Slide the EQD housing down the power cable.
Figure 6-1
Figure 6-2
36
38
Table of Contents
default chapter
3
Table of Contents
3
Chapter 1 - Introduction
5
About E/One Model Names
5
Basic Operation
6
Safety Warnings
6
Chapter 2 - Troubleshooting
7
Site Survey - Alarm Panel
7
Supply Voltage Checks
8
Buck Boost Transformer - 240V Application
10
Continuity Test
10
Megohmmeter/Cable Insulation Integrity Check
10
Amperage Checks
13
Site Survey - Tank
14
Troubleshooting
15
Chapter 3 - Pump Removal and Replacement
21
D-Series Stations
21
W-Series and Upgrade Stations
22
IH Station (Indoor Unit)
22
Chapter 4 - Start-Up Procedure
23
Station Inspection
23
Alarm Panel Inspection
23
Voltage, Continuity and Cable Insulation Integrity Tests
23
Run Test
24
Chapter 5 - Pump End
25
Removing the Pump Stator
25
Pump Stator Inspection
27
Swollen Pump Stator
28
Inspecting a Pump Rotor
29
Removing the Pump Rotor
30
Assembling the Pump/Grinder Mechanism
30
Chapter 6 - Electrical Quick Disconnect (EQD)
37
Disassembling the EQD
37
Reassembling the EQD
38
EQD Retrofit: 2000 Series to Extreme Series
39
EQD Retrofit: 200 Series to Extreme Series
40
Chapter 7 - Top Housing
41
D-Series Top Housing Removal
41
Discharge (Candy Cane) Removal
42
D-Series Top Housing Reassembly and Installation
43
IH Station Top Housing Removal
44
IH Station Top Housing Replacement
45
IH Station Top Housing Reassembly and Installation
45
Cable Replacement
46
Chapter 8 - Level Sensor
49
Level Sensor Removal
49
Level Sensor Test Procedure
49
Level Sensor Leak Troubleshooting & Repair
50
Level Sensor Disassembly
50
Column Leak Test
52
Level Sensor Reassembly
52
Equalizer Field Reset - Original Style (May 2012 & Earlier)
54
Equalizer Field Reset - New Style (May 2012 to Present)
56
Chapter 9 - Control Cavity
59
Removing the Control Housing
59
Motor Contactor and Controls
60
Motor Cavity Water Test
62
Motor Windings Test
63
Control Housing Installation
64
Chapter 10 - Motor Cavity
65
Core and Motor Disassembly
65
Motor Drying Techniques
66
Chapter 11 - Mechanical Seal Assembly
69
Installing the Mechanical Seal
69
Chapter 12 - Final Test Procedures
71
Leak Tests
71
Test Run
73
Amperage Draw Test
73
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E-one Extreme DH071 Specifications
General
Brand
E-one
Model
Extreme DH071
Category
Water Pump
Language
English
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