E-one Extreme DH071 User Manual

Contents
Chapter 1 — Introduction ................................................................................................................................................1-1
About E/One Model Names
............................................................................................................................................1-1
Basic Operation
...............................................................................................................................................................1-2
Safety Warnings ...............................................................................................................................................................1-2
Chapter 2 — Troubleshooting .......................................................................................................................................2-1
Site Survey — Alarm Panel
.............................................................................................................................................2-1
Supply Voltage Checks
....................................................................................................................................................2-2
Buck Boost Transformer — 240V Application ...............................................................................................................2-4
Continuity Test .................................................................................................................................................................2-4
Megohmmeter/Cable Insulation Integrity Check
............................................................................................................2-4
Amperage Checks ............................................................................................................................................................2-7
Site Survey — Tank ........................................................................................................................................................2-8
Troubleshooting ...............................................................................................................................................................2-9
Chapter 3 — Pump Removal and Replacement ............................................................................................................3-1
D-Series Stations .............................................................................................................................................................3-1
W-Series and Upgrade Stations .......................................................................................................................................3-2
IH Station (Indoor Unit) ..................................................................................................................................................3-2
Chapter 4 — Start-Up Procedure .................................................................................................................................... 4-1
Station Inspection ............................................................................................................................................................4-1
Alarm Panel Inspection ...................................................................................................................................................4-1
Voltage, Continuity and Cable Insulation Integrity Tests ................................................................................................4-1
Run Test ...........................................................................................................................................................................4-2
Chapter 5 — Pump End ...................................................................................................................................................5-1
Removing the Pump Stator ..............................................................................................................................................5-1
Pump Stator Inspection ....................................................................................................................................................5-3
Swollen Pump Stator .......................................................................................................................................................5-4
Inspecting a Pump Rotor .................................................................................................................................................5-5
Removing the Pump Rotor ..............................................................................................................................................5-6
Assembling the Pump/Grinder Mechanism .....................................................................................................................5-6
Chapter 6 — Electrical Quick Disconnect (EQD) .........................................................................................................6-1
Disassembling the EQD ................................................................................................................................................... 6-1
Reassembling the EQD ....................................................................................................................................................6-2
EQD Retrot: 2000 Series to Extreme Series .................................................................................................................6-3
EQD Retrot: 200 Series to Extreme Series ...................................................................................................................6-4
Chapter 7 — Top Housing ................................................................................................................................................ 7-1
D-Series Top Housing Removal ......................................................................................................................................7-1
Discharge (Candy Cane) Removal ..................................................................................................................................7-2
D-Series Top Housing Reassembly and Installation........................................................................................................7-3
IH Station Top Housing Removal .................................................................................................................................... 7-4
IH Station Top Housing Replacement ............................................................................................................................7-5
IH Station Top Housing Reassembly and Installation .....................................................................................................7-5
Cable Replacement ..........................................................................................................................................................7-6
Chapter 8 — Level Sensor ................................................................................................................................................8-1
Level Sensor Removal .....................................................................................................................................................8-1
Level Sensor Test Procedure............................................................................................................................................8-1

E-one Extreme DH071 Specifications

General

Brand	E-one
Model	Extreme DH071
Category	Water Pump
Language	English