APC UTS6H Specifications download pdf (Page 30)

NOTICE

Exhaust Gas Sensor’s cable connections must be

installed properly or Hydronic

freewatt PLUS

System will not initialize and not operate (ERROR –

14 or 15 Flashes).

For more instructions on connecting Exhaust Gas Leak

Sensor SEE MCHP IOM.

9.4 Test Procedure

Test Exhaust Gas Leak Sensor to ensure proper operation

before commissioning system. Use Exhaust Gas Leak

Sensor test button in accordance with procedure below.

Procedure will stop MCHP unit. See “

Troubleshooting”

Section 16

if MCHP unit does not stop,.

Disconnect

1. freewatt PLUS

System from Internet.

Temporarily disconnect LAN (local area network) cable

from side of

freewatt

Control module or disconnect

LAN cable where it plugs into home’s network.

Power is supplied to Exhaust Gas Leak Sensor by

MCHP. MCHP must be operating during testing of

Exhaust Gas Leak Sensor. Turn thermostat up until

MCHP operates, if MCHP is not operating.

Wait for LED on Macurco CO Detector to begin glowing

green. Press button on Exhaust Gas Leak Sensor

labeled “Push Here to Test or Reset” for 6 seconds,

when LED on Macurco CO Detector is glowing green

continuously. This should cause

freewatt PLUS

System error condition.

NOTICE

LED indicator on Exhaust Gas Sensor must be solid

green. Sensor is initializing if it is ﬂ ashing red

and green. Wait 3 minutes until LED is solid green

before proceeding.

Conﬁ rm HONDA MCHP unit has stopped operating,

and red “Service Required” LED on

freewatt PLUS

System’s front panel is blinking error code “16”, and

yellow “Bypass” LED is on.

Clear error condition. Turn OFF 120 VAC

5. freewatt

PLUS

System Service Switch and 240 VAC Honda

MCHP Service Switch.

Reconnect LAN cable to

6. freewatt PLUS

System.

Turn power ON to HONDA MCHP 240 VAC Service

Switch, turn ON

freewatt PLUS

System 120 VAC

Service Switch, to return system to normal operation.

Exhaust Gas Sensor must be replaced every 5 years with

identical unit, installed by qualiﬁ ed and properly trained

service personnel.

freewatt PLUS

generator will stop and red service

required LED will indicate fault by ﬂ ashing 16 times if you

push test button on

freewatt PLUS

Exhaust Gas Leak

Sensor.

Fault message will be transmitted to

freewatt PLUS

service center if your system is connected to internet.

Clear fault condition to restore MCHP operation. Shut off

electrical power to

freewatt PLUS

System and restore

power to reset system using power switch on

freewatt

Control module to clear fault.

Figure 9-1 Exhaust Gas Leak Sensor

Connections

9 - EXHAUST GAS LEAK SENSOR

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 67 68

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APC UTS6H Specifications Page 30

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