ClimateMaster Tranquility Digital - Page 18

Troubleshooting Guide - Tranquility
®
Digital (DXM2) Packaged Units
Rev.: 01/15/14
18
Geothermal Heat Pump Systems
Performance Troubleshooting
Symptom Htg Clg Possible Cause Solution
Only Compressor
Runs
XX;OLYTVZ[H[^PYPUN
*OLJR.^PYPUNH[OLH[W\TW1\TWLY.HUK9MVYMHU
VWLYH[PVU
XX-HUTV[VYYLSH`
1\TWLY.HUK9MVYMHUVWLYH[PVU*OLJRMVY3PUL]VS[HNL
HJYVZZISV^LYYLSH`JVU[HJ[Z
*OLJRMHUWV^LYLUHISLYLSH`VWLYH[PVUPMWYLZLU[)
XX-HUTV[VY *OLJRMVYSPUL]VS[HNLH[TV[VY*OLJRJHWHJP[Vr
XX;OLYTVZ[H[^PYPUN
*OLJR[OLYTVZ[H[^PYPUNH[VY+?47\[PU;LZ[4VKL
HUK[OLUQ\TWLY@HUK>[V9[VNP]LJHSSMVYMHU
JVTWYLZZVYHUKLSLJ[YPJOLH[
Unit Doesn't
Operate in Cooling
X 9L]LYZPUN=HS]L
:L[MVYJVVSPUNKLTHUKHUKJOLJR=(*VURVJVPS
0MRVPZZ[\JRY\UOPNOWYLZZ\YL\WI`YLK\JPUN^H[LYÅV^
HUK^OPSLVWLYH[PUNLUNHNLHUKKPZLUNHNLRVJVPS]VS[HNL
[VW\ZO]HS]L
X ;OLYTVZ[H[ZL[\W
X ;OLYTVZ[H[^PYPUN
*OLJR6^PYPUNH[OLH[W\TW+?4YLX\PYLZJHSSMVY
JVTWYLZZVY[VNL[9=JVPS¸*SPJR¹
Modulating Valve
Troubleshooting
X
0TWYVWLYV\[W\[ZL[[PUN
=LYPM`[OL(6Q\TWLYPZPU[OL=WVZP[PVU
5V]HS]LVWLYH[PVU
*OLJR]VS[HNL[V[OL]HS]L
X
5V]HS]LV\[W\[ZPNUHS
*OLJR+*]VS[HNLIL[^LLU(6HUK.5+:OV\SKIL6
^OLU]HS]LPZVMMHUKIL[^LLU]HUK]^OLU]HS]L
PZVU
9LWSHJL]HS]LPM]VS[HNLHUKJVU[YVSZPNUHSZHYLWYLZLU[H[
[OL]HS]LHUKP[KVLZUV[VWLYH[L
-VY+?4JOLJRMVY¸6¹9=ZL[\WUV[¸)¹PM\ZLZJVU]Z[H[
A-F
A-F