Heat Controller HTH ECM Blower Control, Htv/Htd/Hth Series, Installation, Operation & Maintenance

Installation, Operation & Maintenance HTV/HTD/HTH SERIES Heat Controller, Inc.

ECM Blower Control

Table 5: ECM Board Tap Settings

Cooling settings: HT Units

		Version I	Version II and III
		69243707	(17B0019N01 & 17B0034N01)
	Tap	HP CFM	DIP Switch
	Setting	Jumper	SW1	SW2
1		1	ON	ON
	2	2	ON	OFF
	3	3	OFF	ON
	4	4	OFF	OFF
	CFM Adjust settings: HT Units
		Version I	Version II and III
		69243707	(17B0019N01 & 17B0034N01)
	Tap	CFM Adj	DIP Switch
	Setting	Jumper	SW7	SW8
	TEST	1	ON	ON
	-	2	ON	OFF
	+	3	OFF	ON
	NORM	4	OFF	OFF

Heating settings: HT Units

		Version I	Version II and III
		69243707	(17B0019N01 & 17B0034N01)
	Tap	DELAY	DIP Switch
	Setting	Jumper	SW3		SW4
1		1	ON		ON
	2	2	ON		OFF
	3	3	OFF		ON
	4	4	OFF		OFF
	Dehum Mode settings:HT Units
		Version I	Version II and III
		69243707	(17B0019N01 & 17B0034N01)
	Tap	Dehumid	DIP Switch
	Setting	Jumper		SW9
	NORM	pins 1,2		ON
	Dehumid	pins 2,3		OFF

Aux/Emerg Heat settings: HT Units

	Version I	Version II and III
	69243707	(17B0019N01 & 17B0034N01)
Tap	AUX CFM	DIP Switch
Setting	Jumper	SW5	SW6
1	1	ON	ON
2	2	ON	OFF
3	3	OFF	ON
4	4	OFF	OFF

*Residential Units

Figure 26a: ECM Version II Interface Layout Figure 26b: ECM Version I Interface Layout

1/4" Spade
Connections
to CXM or
DXM Board	R	G	Y1	Y2	O	W
		G	G	G	G	R

Thermostat Input LEDs

A	A
L	L	A L

1/4" Spade Connections to CXM or DXM Board

Thermostat Connections

Dehumidification

LED

TB1 C Y2 Y1 G O W C R DH AL1 A A AL1

			CFM	Y
G		SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8 SW9
DEHUM	OFF ON		S1	J1

CFM Counter

1 flash per 100 CFM

Thermostat

Connections

ECM Motor

Low Voltage

Connector

	G		Y1 Y2 O	W1 EM		C	R
Y2	1		LED's
Y1	2		CFM
G	3
O	4
W1 EM	5 6	TB01						J01
NC	7
C R Hum	8 9 10		4 3 2 1	Aux CFM	Test	(+) (–)	Norm	CFM Adjust
2 3 Dehumid		1 2	4 3 2 Norm 1	HP CFM	4 3 2 1			Delay

Thermostat

Input LEDs

CFM Counter

1 flash per 100CF

ECM Motor

Low Voltage

Connector

Dehumidification

LED

Fan Speed Selection DIP Switch

Fan Speed Selection Jumpers

Figure 26c: ECM Version III Interface Layout

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