Emerson DE, VH, VE, DH manual Humidifier canister part numbers, Faults-canister generator humidifier

Component Operation and Maintenance, Checks and Adjustments

11.The canister is now ready to be removed.

On the downflow chilled water units: Slide the humidifier cabinet bottom straight out toward you and drop the canister through the bottom of the cabinet.

On all other units: Pull the canister straight out of the cabinet toward you.

12.Replace the canister with the part indicated in the following table.

Table 17 Humidifier canister part numbers

			Capacity
Unit Model	Part Number	Voltage	lbs/hr	kg/hr
All except below	200-230	380-575*	11 or 22	5 or 10
	153315P1	153315P2
FH599C, 600C, 739C, 740C	136799P1	200-480	22	10
FH599C, 600C, 739C, 740C	136799P2	575	22	10

*Note: 575 V units have a step-down transformer included with unit

13. Replace the canister by reversing the above procedure. Make special note of the following:

! CAUTION

When reconnecting the power wiring, follow exactly the instructions included with kit 153315P1 and P2 or the unit electrical schematic with canisters 136799P1 and P2.

NOTE

When replacing the canister, always check the fill and drain solenoids for proper operation.

Table 18 Faults—canister generator humidifier

Priority	Name	LED Indication	Description
1	Over Current	Solid	Humidifier Lockout
2	Fill Valve	2 second flash	Humidifier Lockout
3	End of Life	4 second flash	Humidifier Lockout
4	Fail to Make Capacity	1 second flash	Indicate only

Fault Descriptions

Overcurrent—Operating current exceeds present limit

Fill Valve—Continuously energized valve exceeds preset limit End of Life—Drain count limit exceeded in a 24-hour period

Fail to Make Capacity—Does not reach operational current within initial 24 hours

Test Points

TP1—Time Cycle Pot 1 VDC = 60 seconds

TP2—Low Drain Pot	3 VDC = 80%
TP3—Capacity Pot	3.5 VDC = 85%
TP5—RT Capacity	1 VDC = 100%

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