Graco Therm-O-Flow 200 Instructions-Parts List Manual
4-zone heat control
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Instructions - Parts List
4-Zone Heat Control
4-Zone Heat Control for Therm-O-Flow
For professional use only.
Part No. 255372, Series A
400°F (204°C) Maximum Control Temperature
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
For complete system installation and operation instructions,
see the following manuals:
Therm-O-Flow 200
Therm-O-Flow 20 (6-Zone)
Therm-O-Flow 20 (4-Zone)
®
Hot Melt Drum Unloaders.
311208
311976
312094
311513D
ENG
TI8191a
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Table of Contents
Related Manuals for Graco Therm-O-Flow 200
Summary of Contents for Graco Therm-O-Flow 200
- Page 1 400°F (204°C) Maximum Control Temperature Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. For complete system installation and operation instructions, see the following manuals: Therm-O-Flow 200 311208 Therm-O-Flow 20 (6-Zone) 311976 Therm-O-Flow 20 (4-Zone) 312094...
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Page 2: Table Of Contents
Ground the System ..... . . 6 Graco Information ......18 Connecting the Electrical Control Panel to a Power Source . -
Page 3: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable. -
Page 4: Installation
The Therm-O-Flow Expansion Zone Controls were designed for use with Graco single-circuit material For operation and startup of a Therm-O-Flow unloader hoses that are rated at a maximum of 1250 watts, and system, refer to your Therm-O-Flow manual (see front single circuit devices rated at a maximum of 500 watts. - Page 5 Fluid Compensator (Zone 4) 4-Zone Expansion Control Heated Hose (Zones 5 and 6) Electrical Control Panel (6 Zone) Hose Hanger Heated Ram Plate Assembly Manual Dispense Valve Pump Assembly (Zone 2) TI10278a . 1. Typical Installation (Therm-O-Flow 200 Shown) 311513D...
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Page 6: Electrically Connect Hoses To The Electrical Control
Installation Electrically Connect Hoses to Ground the System the Electrical Control Panel The power source conduit is not an adequate ground for the system. The unit must be bonded to either the building ground or a true earth ground. Only use hoses that have a maximum wattage less A qualified electrician must complete all grounding than or equal to 1250 watts. -
Page 7: Connecting The Electrical Control Panel To A Power Source
Installation Connecting the Electrical To connect the control panel to the electrical source: Control Panel to a Power Source 1. Locate the opening in the control panel`s top hous- ing for the conduit that will enclose the wire from the facility's power source. -
Page 8: Check The Resistance Between The Supply Unit And The True Earth Ground
Installation Check the Resistance Between Sensor Resistance Checks the Supply Unit and the True Earth Ground To verify the RTD sensors to be used with the 4-zone heat control, refer to the table below. Table 2: RTD Sensors, 4-Zone Control The resistance between the supply unit compo- Value nents and true earth ground must be less than 0.25... - Page 9 Installation Heater Resistance Checks Table 4: Gun/Auxiliary Heater Resistance Values Resistance Values, ohms at Device Watts 240 Vac Heater 115, +12/- 16 To check heater resistance: Table 5: Hose Heater Resistance Values (50 Watts/ft) 1. Make sure the power is off and that the disconnect switch is in the OFF position.
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Page 10: Resetting The Ground Fault Interrupt
Installation Resetting the Ground Fault To reset the ground fault interrupt, have a qualified elec- trician: Interrupt 1. Turn OFF the electrical disconnect on the electrical This control panel is equipped with a ground fault inter- control panel. rupt (GFPE) circuit breaker (F . -
Page 11: Electrical Control Panel Troubleshooting
Electrical Control Panel Troubleshooting Electrical Control Panel Troubleshooting Problem Cause Solution Disconnect is ON, but EasyKey on The ground fault interrupt activated. Reset ground fault interrupt, page 10. Therm-O-Flow has communication One or more fuses is blown. Replace the blown fuse(s). error. - Page 12 Electrical Control Panel Troubleshooting . 5. Electrical Schematic (continued on page 13) 311513D...
- Page 13 Electrical Control Panel Troubleshooting . 6. Electrical Schematic (continued) 311513D...
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Page 14: Parts
Parts Parts Part No. 255372, 4-Zone Electrical Control, 230/240 Vac Crossover (Communication) Cable Connection TI8193b Two 16-Pin Outlet Connectors FU116 FU119 FU122 SSR119 SSR122 FU113 FU1051 SSR116 FU1052 SSR113 1.25 X 3.0 WIRE DUCT CONN112 1.25 X 3.0 WIRE DUCT Temperature DC INT Board... -
Page 15: Accessories
249405 CONN112 Allen Bradley 100-C23VA10 Accessories Always use genuine Graco parts and accessories. For a full selection of Graco heated hoses and accessories, see your Graco distributor. Part No. Description 196313 16 pin to 16 pin Extension Cable, 15 ft (4.57 m) long. Runs between controller and heated hose. -
Page 16: Dimensions
Dimensions Dimensions 16.0 in. (406 mm) 8.80 in. 14.50 in. (224 mm) (368 mm) 14.50 in. 16.0 in. (368 mm) (406 mm) Front View Side View Four 0.40 in. (11 mm) diameter holes TI8166A TI8165A 311513D... -
Page 17: Technical Data
Technical Data Technical Data Voltage ........220/240 Vac Frequency. -
Page 18: Graco Standard Warranty
With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.