Graco B Series Instructions-Parts List Manual
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Graco B Series Instructions-Parts List Manual

Graco B Series Instructions-Parts List Manual

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INSTRUCTIONS–PARTS LIST
FOAM-CAT HEATER
For use ONLY with two component
urethane fluids that are unfilled
and non-flammable.
3000 psi (210 bar) Maximum Working Pressure
T emp Class T2C (230 C) Maximum Fault T emperature
Nominal Operating T emperature: 95–158 F (35–70 C)
Ambient T emperature Range: 40–104 F (5–40 C)
This heater includes a heating element and an
independent temperature for each of two fluids,
Isocyanate and Resin, and an independent
temperature control for the Foam-Cat Heated Hose.
Foam-Cat 200 15
Model 235–259
Series B
Model 235–839
Series B
Foam-Cat 400 30
Model 235–260
Series B
Model 235–840
Series B
U.S. Patent No. 4,501,952; 4,725,713
U.K. Patent No. 2,138,601
Patented Bréveté 1986 Canada
WARNING
The operating and safety features of this heater are
designed for use only with the Graco
Foam-Cat Heated Hoses, Models 218–613,
218–614, 947–514, 947–515 and 948–723.
NEVER connect other hoses to this heater.
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
This manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
lb/min
With Heated Hose Control
8880 Watt
Without Heated Hose Control
5100 Watt
lb/min
With Heated Hose Control
13,980 Watt
Without Heated Hose Control
10,200 Watt
COPYRIGHT 1992, GRACO INC.
308–219
CSA certified for use with 218–613,
Series B, and 218–614, Series B,
Heated Hoses, and with 218–654
Ambient Temperature Compensator
Sensor.
Rev. C
Supersedes A

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Summary of Contents for Graco B Series

  • Page 1 Graco Heated Hoses, and with 218–654 Foam-Cat Heated Hoses, Models 218–613, Ambient Temperature Compensator 218–614, 947–514, 947–515 and 948–723. Sensor. NEVER connect other hoses to this heater. GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 COPYRIGHT 1992, GRACO INC.

  • Page 2: Table Of Contents

    ........GRACO PHONE NUMBERS ....

  • Page 3: Introduction

    Isocyanate, respectively. WARNING Graco Inc. does not manufacture or supply any of the reactive chemical materials that may be used in this equipment and is not responsible for their effects. Because of the vast number of chemicals that could be used and their varying chemical reactions, before using this equipment, the buyer and the user should determine all facts relating to the materials used, including any of the potential hazards involved.

  • Page 4: Warnings

    The operating and safety features of this heater are designed Never operate the hose when it is coiled. Doing so causes to be used only with Graco Foam-Cat Heated Hoses, excessive heat buildup which can result in hose rupture and Models 218–613, 218–614, 947–514, 947–515 and...
  • Page 5 FIRE OR EXPLOSION HAZARD Do not expose the heater to rain. Air hoses: use only Graco heated hose, which are elec- trically grounded. Do not operate the heater with any covers removed. Heater: by wiring to a positively grounded power supply.

  • Page 6: Avertissment

    été conçus pour être exclusivement utilisés avec les ment isolés et si le blindage anti-abrasion n’est pas en place. flexibles chauffants Graco Foam-Cat, modèles 218–613, 218–614, Ne jamais utiliser ce flexible si celui-ci est lové. Une telle pratique 947–514, 947–515 et 948–723.
  • Page 7 DANGER D’INCENDIE OU D’EXPLOSION Ne jamais exposer le réchauffeur à la pluie. Flexibles d’air: n’utiliser des flexibles chauffants GRACO, qui sont conducteurs et mis à la terre. Ne pas faire fonctionner le réchauffeur si l’un des capots est ouvert.

  • Page 8: Installation

    Installation Startup Check List 1. See the Typical Installation drawing to help deter- 5. Flush the test oil from the heater. See page 12. mine how to design your system. See below. 6. Connect the electrical service. See page 13. 2.

  • Page 9: Component Description

    Installation Component Description Fluid heater and control The independent circuit breakers turn on or off the main electrical power from the junction box. The The fluid heater (G) is actually two separate heaters, heated hose circuit breaker (319) (Models 235–259 one for Resin and one for Isocyanate.
  • Page 10 Installation Component Description (continued) Thermometer gauges With the Heater Temp Set at 115 F (46 C), and at an ambient temperature of 60 F (16 C), the heater output Each heater has an independent thermometer (204). automatically rises to 125 F (52 C). As the ambient Because of the effect on the surrounding metal temperature rises to 80 F (27 C), no compensation is exposed to the air, the thermometer usually reads far...

  • Page 11: How To Size Generator

    If you have purchased the heater module separately, CAUTION bolt it securely to the Graco Pump Stand, part no. 217–296 (see manual 307–551) or to a wall. A If you are using a Freon injector, mount it down- mounting hole diagram is on the back cover of manual stream from the heater.

  • Page 12: Flush The Heater

    Installation Flush the Heater 5. Open the filter drain valve (111). Have a waste container ready to catch the draining solvent. 6. Turn on the flushing system and use the lowest WARNING possible pressure to flush the heater for several To reduce the risk of serious bodily injury, follow the seconds.

  • Page 13: Connect The Electrical Service

    Installation Connect the Electrical Service WARNING The electrical requirements for the heater and heated hose controls and the wiring diagram are shown on the The electrical wiring should be performed only by inside cover of the junction box (233). Wire the heater trained and qualified personnel to reduce the risk of to your electrical service.

  • Page 14: Ground The System

    Installation Ground the System Prime the Heater The heater is grounded through the electrical wiring to a grounding screw (227) in the junction box base (228). See Fig. 6. CAUTION Redundant grounding is recommended to further Prime the heater and sprayer with fluid before reduce the risk of electric shock.

  • Page 15: Connect The Hoses

    Installation Connect the Hoses WARNING To reduce the risk of overpressurizing the heater and pump, which can result in serious injury or property damage, follow these precautions: 1. Do not install any fluid shutoff device at the fluid outlet (F) of either heater or filter (112)! See Fig.

  • Page 16: Troubleshooting Guide

    Troubleshooting WARNING Follow the Pressure Relief Procedure on page Never operate the heater with any shield or cover removed to reduce the risk of getting burned or 4 before checking or repairing any part of these receiving an electric shock. components.
  • Page 17 Troubleshooting Problem Cause Solution Heater Control indicator lamp stays The ATC, if used, is not plugged in Be sure ATC connector, if used, is properly on (continued) plugged into circuit board. Check resistance. See page 18. Circuit board out of calibration See page 28.

  • Page 18: Electrical Resistance Checks

    Troubleshooting – Electrical Resistance Checks WARNING Thermostat (normally closed) Always disconnect the main electrical power to the 1. To check continuity from inside the wiring junction heater before removing the front control panel box, remove the wires from connector T1 and covers (216, 217) to reduce the risk of serious check continuity across the wires.

  • Page 19: Heater Wiring Schematics

    Troubleshooting – Electrical Resistance Checks Heater Wiring Schematics NOTE: Heater No. 235–840 is shown in Fig. 10. The wiring for Heater No. 235–839 is identical except the second set of elements (wires 9, 10, 19, 20) are not used. POWER IN TERMINAL BLOCK (TB) RESIN HEATER LAMP...

  • Page 20: Hose Section Simulator

    Troubleshooting – Electrical Resistance Checks Hose Section Simulator 4. Check the resistance across the two outside termi- nals of connector P2. The resistance should be: 1. Remove the heated hose control panel (317). 45K to 55K ohms at 77 F (26 C), or 10K to 20K ohms at 120 F (49 C) 2.

  • Page 21: Triac

    Troubleshooting – Electrical Resistance Checks Triac NOTE: When using a digital V.O.M. with automatic range, for example, a Model 77 Fluke, infinity = 10 1. Grasp the connector of each triac lead unplug megohms or greater. from the triac (281). See Fig. 14, page 22. 2.

  • Page 22: Service

    (216 or 317). Allow the fluid in the heater to cool before handling the 4. Apply conductive paste (order Graco P/N heater. 110–009) to the bottom flange of the new thermostat.

  • Page 23: Heater Sensor Probe

    Service – Heater Sensor Probe WARNING 11. Insert the new probe wires into the OUTER slots of the connectors P2. See Fig. 19, page 25. Do not To reduce the risk of serious bodily injury, including connect a wire to the center. fluid injection, splashing in the eyes or on the skin, electric shock or burns from hot fluid or hot metal: 12.

  • Page 24: Heater Element

    Service – Heater Element WARNING NOTE: Refer to Fig. 17 except where noted. To reduce the risk of serious bodily injury from 1. Relieve the fluid pressure by slowly opening the electric shock, contact with hot fluid and hot metal, drain valves.
  • Page 25 Service – Heater Element NOTE: If replacing the rear element, go to Step 16. 16. Remove the control panel cover (216). Guide the wires of the heater up through the bottom of the control box. 13. If the front heater element was replaced, tighten the probe adapter (257) just ONE turn.

  • Page 26: Circuit Board

    Service – Circuit Board Replacing a Circuit Board 2. Unplug the wires leading to the TEMP SET dial. WARNING 3. Unplug the wires of the indicator light (214 or 314) Have a person qualified in electrical repair replace from behind the control panel (216 or 317). Unplug a circuit board.
  • Page 27 NOTE: Heater No. 235–840 is shown in Fig. 21. The wiring for Heater No. 235–839 is identical except the 1. Apply conductive paste (Graco P/N second set of elements (wires 9, 10, 19, 20) are not used. 110–009) to the bottom flange of the triac (223a or 306a).

  • Page 28: Calibrating The Controls

    Service – Calibrating the Controls Calibrating the Controls 5. If the temperature is not within range: WARNING a. Turn the circuit breakers (210 or 319) to O (OFF). To reduce the risk of serious bodily injury from electric shock, disconnect the main electrical power to the heater before removing the control panel b.
  • Page 29 Notes...

  • Page 30: Hose Sensor Simulator, Optional Atc

    Insert the third connector (P1) of the ATC sensor through the cable clamp (207) that holds the 1. A Graco heated hose (P/N 218–613, 218–614, 947–514, 947–515 and 948–723) must be junction box (228) to the hose control box (309).
  • Page 31 Service – Hose Section Simulator, Optional ATC HOSE SENSOR LAMP SIMULATOR POWER IN TERMINAL BLOCK (TB) BOARD OPTIONAL – – TRIAC TEMP DIAL M– CONNECTOR STANDARD OPTIONAL HOSE CONNECTOR Fig. 23...

  • Page 32: Parts Lists & Drawings

    Parts – Heater Assembly 235–259 Foam-Cat Heater, 15 lb/min (6.75 kg/min) 235–260 Foam-Cat Heater, 30 lb/min (13.5 kg/min) Part No. Description Part No. Description 102–814 GAUGE, pressure, fluid; 0–3000 psi 235–256 CONTROL, heated hose (0–207 bar) range 100–188 NUT, heavy, hex, 5/16” FOAM HEATER 100–214 LOCKWASHER...

  • Page 33: Heated Hose Control

    Parts – Heated Hose Control 235–256 Foam-Cat Heated Hose Control NOTE: Does Not include wiring junction box (233) shown on page 34. 306a Part No. Description Part No. Description 188–060 PANEL, control 188–168 CLAMP, component 100–016 LOCKWASHER 218–655 SENSOR, hose simulator 106–490 CIRCUIT BREAKER, 100–903...
  • Page 34 Parts – Heater 235–839 Foam-Cat Heater Assembly, 15 lb/min (6.75 kg/min) 235–840 Foam-Cat Heater Assembly, 30 lb/min (13.5 kg/min) 223a INCLUDED WITH CIRCUIT BOARD NOTE: For additional parts of Heater, see pages 35 and 36. Part No. Description Part No. Description 106–501 CONNECTOR, electrical...
  • Page 35 Parts – Heater 235–839 Foam-Cat Heater Assembly, 15 lb/min (6.75 kg/min) 235–840 Foam-Cat Heater Assembly, 30 lb/min (13.5 kg/min) DETAIL 247d 247c 247b 247a Ref 243 01693 NOTE: For additional heater parts, see pages 34 and 36. Part No. Description 220–650 PROBE REPLACEMENT KIT Part No.

  • Page 36: Heater

    Parts – Heater 235–839 Foam-Cat Heater Assembly, 15 lb/min (6.75 kg/min) 235–840 Foam-Cat Heater Assembly, 30 lb/min (13.5 kg/min) NOTE: For additional parts included in the Heater, see pages 34 and 35. Part No. Description Part No. Description 100–642 CAPSCREW, hex hd; 1/4–20 x 1-1/4” 4 178–849 INSERT, slot 100–016...

  • Page 37: Electrical Schematics

    Electrical Schematics Model 235–840 RESIN HEATER ISO HEATER TEMP TEMP FRONT FRONT REAR REAR 240V 240V M– M– TRIAC TRIAC SWITCH SWITCH OPTIONAL OPTIONAL STANDARD STANDAR LITE LITE OPTIONAL OPTIONAL Model 235–839 RESIN HEATER ISO HEATER TEMP TEMP FRONT FRONT 240V 240V HI–LIM...

  • Page 38: Dimensions

    Dimensions 42” (1067 mm) Overall height 12.5” (318 mm) Overall depth 17” (432 mm) Overall width 8.1” (205 mm) 8.1” (205 mm) 5.1” (129 mm) 2.0” (51 mm) 8.6” (217 mm) 39.6” (1005 mm) 8.1” (205 mm) 6.1” (154 mm) 29.0”...

  • Page 39: Manual Change Summary

    Accessories Manual Change Summary 218–654 Ambient Temperature Compensator See page 30. 110–009 Conductive Paste Added CSA certification information on front cover and 217–296 Pump Stand enhanced warnings. Changed electrical schematics on page 37. Added accessory hoses. 110–968 Terminal Block Tool HEATED HOSES 3000 psi (210 bar) Maximum Working Pressure 218–613...

  • Page 40: Technical Data

    This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claim. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned to the origi- nal purchaser transportation prepaid.

This manual is also suitable for:

Foam-cat 200Foam-cat 400235-259235-839235-260235-840

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