Encore HD Pump 21Part 1605708−01 2017 Nordson CorporationPump AssemblyCAUTION: Follow the assembly order and specifications shown. Pump damage may occur if youdo not carefully follow the assembly instructions.Procedure1. Place the customized O−ring (1) into the upperY block (2) as shown, then fasten the upper Yblock to the purge manifold housing (3) with theprovided hardware (4).1234Figure 19 Assemble Lower Y Block to Purge Manifold2. Assemble pinch valves (5), filter discs (6), andO−rings (7) into pinch valve housing (8). Referto Pinch Valve Replacement on Page 23 forassembly procedure.576 8Figure 20 Assemble the Pinch Valve Housing3. Assemble gasket (10) over lower Y block (11),then thread long screw and lock washer (12)through the lower y block and into the pinchvalve housing, upper Y block and purgemanifold. Hand tighten the screw.9121011Figure 21 Assemble Gasket and Lower Y Block4. Assemble the check valves (13) O−rings (12)access plugs (14), and fitting caps (10) togetherbefore replacing the fluidizing tubes (16). Then,once that is complete, assemble the completeaccess plugs (17) and additional O−rings ontothe fluidizing tubes (18)13171414151816Figure 22 Assemble Fittings to Fluidizing Tubes

Safety

Fire Safety

Description

Pump Components

Theory of Operation

Purging

Pump Port Functions

Operation

Specifications

Installation

Maintenance

Troubleshooting

Nordson Corporation

Delivery Check

Bubble Test for Color-on-Demand (COD System

Repair

Pump Disassembly

Pump Assembly

Pinch Valve Replacement

Parts

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Air and Powder Tubing Part Numbers

Nordson HD+ Product Manual

Encore HD

Personal Safety

Grounding

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Manifold Solenoid Valve Functions

Manifold Wiring Diagram

Maintenance and Repair

Pump Module Assembly

Pump Module Unit

Pump Module Manifold

Factory Connections

Pump Cabinet Dimensions

System Air Supply and Grounding Connections

Replacing Grounding Strip

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Qualified Personnel

System Setup

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Standby Button

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Help Codes

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XT Powder Flow Settings

Color Change Purge

Color-on-Demand (COD) System Purge

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HD System Shutdown

Help Code Troubleshooting Chart

General Troubleshooting Chart

Re-Zero Procedure

Controller Interconnect Cable Test

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Controller Parts

Controller Parts List

Rail Mount Exploded View

Intended Use

Description System Components 3

Pump Panel

Pump Panel Components

HD Pump Manifold Components

Solenoid and Flow Control Valve Functions

Spray Gun Controller

Installation Manifold and Pump 9

Pump Control Board

Switches and Indicators

Control Board Configuration

Configuration Procedure

Air and Powder Tubing Connections

System Diagram

Pneumatic Diagram Dual Pump/Spray Gun System

Wiring Diagram Dual Pump/Spray Gun System

Flow Control Valve Cleaning

Flow Control Valve Replacement

Dual Pump/Spray Gun System with Stand

Manifold

Air and Powder Tubing

PCA Replacement Kit

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