Graco 24R200 User Manual

Kit Instructions

ExactaBlend™ AGP Advanced Glazing Proportioner

332511A

Heated Platen Kit

For heating bulk supply of medium to high viscosity polysulfide and urethane materials. For professional use only.

Not approved for use in explosive atmospheres or hazardous locations.

24R200

Heated platen kit, high volume

Refer to ExactaBlend AGP Advanced Glazing Proportioner, Setup-Operation manual for maximum working pressure and model information.

Important Safety Instructions

Read all warnings and instructions in this manual and the ExactaBlend AGP Advanced Glazing Proportioner, Setup-Operation manual. Save all instructions.

Related Manuals

Refer to ExactaBlend AGP Advanced Glazing Proportioner, Setup-Operation manual for the complete list of related manuals.

Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

System Description . . . . . . . . . . . . . . . . . . . . . . . 3

Power Requirements . . . . . . . . . . . . . . . . . . . . . . 3

Component Identification . . . . . . . . . . . . . . . . . . . . 4

Heated Platen Kit . . . . . . . . . . . . . . . . . . . . . . . . 4

Heat Controller . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Platen Maintenance . . . . . . . . . . . . . . . . . . . . . 15

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Common Problems . . . . . . . . . . . . . . . . . . . . . . 16

Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Replace Platen Heaters and Sensor . . . . . . . . . 18

Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Heated Platen Kit, 24R200 . . . . . . . . . . . . . . . . 20

Heat Enclosure, 24R870 . . . . . . . . . . . . . . . . . . 24

Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 28

Graco Information . . . . . . . . . . . . . . . . . . . . . . . . . 28

2 332511A

Warnings

The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where

applicable.

WARNING

WARNINGWARNINGWARNING

ELECTRIC SHOCK HAZARD

This equipment must be grounded. Improper grounding, setup, or usage of the system can cause electric shock.

• Turn off and disconnect power at main switch before disconnecting any cables and before servicing or installing equipment.

• Connect only to grounded power source.

• All electrical wiring must be done by a qualified electrician and comply with all local codes and regulations.

BURN HAZARD

Equipment surfaces and fluid that’s heated can become very hot during operation. To avoid severe burns:

• Do not touch hot fluid or equipment.

Overview

System Description

The heated platen kit is a field installed kit to add heat to the platen. The additional heat may change the viscosity properties of the material and allow the material to flow easier through the system.

Power Requirements

A 25A (minimum) - 30A (maximum) circuit breaker must be installed on the incoming power supply.

Nominal Voltage** Wattage Amps*

240 V 3,500 per Platen 20

* Add to power requirements of ExactaBlend AGP

Advanced Glazing Proportioner system. Amps maximum per leg shown.

** 190-264 voltage range acceptable.

332511A 3

Component Identification

Heated Platen Kit

FIG. 1: Heated Platen Kit

Key:

A RTD Temperature Sensor BHeater Coil C Temperature Limit Switch D Junction Box E Heat Electrical Enclosure FMain Power Switch

4 332511A

G Heater Power Switch HHeat Controller

Heat Controller

1 2

Component Identification

FIG. 2: Heat Controller

Key:

AA Current Temperature AB Power is Supplied to Heater AC Power is Supplied to Heat Overtemp Contactor AD Desired Temperature AE Temperature Adjustment

332511A 5

Installation

To avoid serious injury or machine damage, all electrical connections need to be done by a qualified electrician in compliance with local codes.

Grounding

Ground the system as instructed within this manual.

The equipment must be grounded to reduce the risk of static sparking and electric shock. Electric or static sparking can cause fumes to ignite or explode. Improper grounding can cause electric shock. Grounding provides an escape wire for the electric current.

1. Access the Platen

a. Perform Change Drums procedure in the

Air-Powered Ram manual. Do not load a new drum.

b. Perform Shutdown procedure in the Exact-

aBlend AGP Advanced Glazing Proportioner, Setup-Operation manual.

c. Thoroughly clean all material that may be found

on the top of the platen.

d. Turn off all sources of power to the machine.

6 332511A

2. Install the Heat Coils and the Thermostat Switch.

- (1) Thermostat

- (2) Washers

- (2) Screws

- (6) 1/4-20 Studs

- (6) Flat Washers

- (6) Lock Washers

- (6) Nuts

Installation

3. Connect the Ground Wires.

Connect the ground wires to the terminal lug and to the platen covers (not shown in view). Attach the conduit to the platen cover and route the wires through the conduit when connections are complete.

- (3) Ground Wires

- (2) Lock Washers

- (2) Nuts

- (1) Terminal Lug

332511A 7

Installation

4. Connect the Power Leads.

Label “A” and “B” leads for identification in step 10. Route all the wires through the conduit when connections are complete.

- (3) “A” Leads

- (2) “B” Leads

5. Mount the RTD.

Route the wire through the conduit when connections are complete.

- (1) RTD

- (1) Washer

- (1) M5 Screw

8 332511A

6. Attach the Platen Covers.

NOTICE

To prevent damage to wires, ensure wires are not pinched when assembling and securing platen covers.

NOTE: Torque the platen cover fasteners to 60 +/- 10 in-lbs (6.8 +/- 1.1 N•m).

- (1) Conduit

Installation

- (1) Fastener

- (2) Covers

- (1) Fastener

- (1) Plug

332511A 9

+ 19 hidden pages