McQuay MicroTech III Guide de dépannage télécharger pdf (Page 16)

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Initial Power up

Figure 8: I/O Expansion Board Configuration Jumper Terminals

Table 6: I/O Expansion Board Configuration Jumper Settings

Jumper Description Options

JP1 Number of Compressors

Open for single compressor

Shorted for dual compressor

JP2

Hot Gas/Water Reheat

Open to disable reheat

Shorted to enable reheat

JP3 and JP4 open for no supplemental heat

JP3 & JP4 Supplemental Heat Type JP3 open, JP4 shorted for boilerless electric heat

JP3 and JP4 shorted is an invalid setting

JP5 and JP6 open for single-speed fan

JP5 & JP6 Fan Speed Selection

JP5 open, JP6 shorted for three-speed fan

JP5 shorted and JP6 open for two-speed fan

JP 5 and JP6 shorted is an invalid setting

JP7 Compressor Speed Type

Open for single-speed compressor

Shorted for two-speed compressor

JP8 Future Spare

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McQuay MicroTech III Guide de dépannage Page 16