Service and Troubleshooting
OPTIONAL PRINTER INSTALLATION
The micro panel is capable of supplying a printout of chiller conditions or fault shutdown information at any given time. This allows operator and service personnel to obtain data and system status with the touch of the keypad. In addition to manual print selection, the micro panel will provide an automatic printout whenever a fault occurs. Detailed explanation of the print function is given under “Print Key” located in the Keypad and Display sec- tion.
YORK recommends the field tested
The
2320 Airport Blvd. Santa Rosa, CA 95402
Phone:
The part number for the printer that is packaged specifi- cally for YORK is P/N 950915576. The cable to connect the printer can either be locally assembled from the parts listed, or ordered directly from
Parts
The following parts are required:
1.
2.2.25" (5.7cm) wide desk top calculator paper.
3.25 ft. (7.62m) maximum length of Twisted Pair Shielded Cable (minimum 3 conductor), #18 AWG stranded, 300V minimum insulation.
4.One 25 pin Cannon connector and shell. Connector: Cannon P/N
Assembly and Wiring
All components should be assembled and wired as shown in Figure 10. Strip the outside insulation back several inches and individual wires about 3/8” (9.5 mm) to connect the cable at the Microboard. Do not connect the shield at the
Obtaining a Printout
A printout is obtained by pressing the “PRINT” key on the keypad and then pressing either the “OPER DATA” key or “HISTORY” key.
LD03843
FIG. 10 – PRINTER TO MICROBOARD ELECTRICAL CONNECTIONS
104 | YORK INTERNATIONAL |