A. | Condensate Trap Location | condensate trap relief port tube. The other collector box pressure | |||||||
The condensate trap must be removed from the | tube (green label) which was factory connected to the condensate | ||||||||
trap relief port connection MUST be connected to the pressure | |||||||||
blower shelf location and relocated in selected application location | |||||||||
switch in DOWNFLOW or HORIZONTAL RIGHT applications. | |||||||||
as shown in Fig. 2 or 12. | |||||||||
NOTE: See Fig. 12 or tube routing label on main furnace door to | |||||||||
To relocate condensate trap from the blower shelf to desired | |||||||||
location, perform the following: | check for proper connections. | ||||||||
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| 1. Remove 3 tubes connected to condensate trap. | Relocate tubes as described below. | ||||||
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| 2. Remove trap from blower shelf by gently pushing tabs | 1. | Disconnect collector box pressure tube (pink label) attached | |||||
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| inward and rotating trap. |
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| to pressure switch. | |||
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| 3. Install casing hole filler cap | 2. | Extend collector box pressure tube (green label) which was | |||||
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| bag) into blower shelf hole where trap was removed. |
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| previously connected to condensate trap relief port connec- | |||
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| tion by splicing to small diameter tube | ||
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| WARNING: Casing hole filler cap must be installed in |
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| loose parts bag). | ||
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| blower shelf hole when condensate trap is relocated. |
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| 3. Route extended collector box pressure tube behind inducer | |||
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| Failure to follow this warning could result in electrical |
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| motor bracket then between inducer motor and pressure | |||
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| shock, fire, personal injury or death. |
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| switch. | |||
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| 4. Connect collector box pressure tube (green label) to pres- | |||
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| 4. Install condensate trap into |
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| sure switch connection labeled COLLECTOR BOX. | ||||
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| 5. Use remaining smaller diameter tube | ||||||
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| inserting tube connection stubs through casing hole and |
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| rotating until tabs snap into locking position. |
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| loose parts bag) to extend collector box pressure tube (pink | |||
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| 5. Fill unused condensate trap casing holes with plastic filler |
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| label) which was previously connected to pressure switch. | ||||
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| caps |
| 6. Route this extended tube (pink label) to condensate trap | ||||
B. | Condensate Trap Tubing |
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| relief port connection. | |||||
NOTE: See Fig. 12 or tube routing label on main furnace door to | 7. | Determine appropriate length, cut, and connect tube. | |||||||
check for proper connections. | 8. | Clamp tube to relief port connection. | |||||||
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| 1. Collector Box Drain Tube | E. Condensate Trap Freeze Protection | ||||||
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| a. Remove | ||||||
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| Refer to Condensate Drain Protection section for recommenda- | ||||||
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| box drain tube (blue and white striped label). | ||||||
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| tions and procedures. | ||||||
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| b. Install removed clamp and plug into UPPER collector | ||||||
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| F. Construct a Working Platform | ||||||
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| box drain tube (blue label) which was previously con- | ||||||
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| Construct working platform where all required furnace clearances | ||||||
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| nected to condensate trap. | ||||||
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| are met. (See Fig. 3 and 11.) | ||||||
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| c. Connect LOWER collector box drain tube (blue and | ||||||
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| → |
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| white striped label) to condensate trap. Tube does not |
| CAUTION: The condensate trap MUST be installed | ||||
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| need to be cut. |
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| below furnace. See Fig. 5 for dimensions. The drain | |||
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| d. Clamp tube to prevent any condensate leakage. |
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| connection to condensate trap must also be properly | |||
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| 2. Inducer Housing Drain Tube |
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| sloped to an open drain. Failure to follow this caution will | ||||
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| result in intermittent unit operation. | |||||
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a.Remove
b. Remove and discard UPPER (molded) inducer housing | NOTE: | |
drain tube which was previously connected to conden- | mum length of 5 ft. (See Table 7.) | |
NOTE: A | ||
sate trap. | ||
c. Install cap and clamp on UPPER inducer housing drain | with short (5 to 8 ft) vent systems. This recommendation is to | |
reduce excessive condensate droplets from exiting the vent pipe. | ||
connection where molded drain tube was removed. | ||
(See Fig. 11 or 34.) | ||
d. Use inducer housing drain extension tube (violet label | ||
LOCATION | ||
and | ||
LOWER inducer housing drain connection to conden- | I. GENERAL | |
sate trap. | This furnace must | |
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e. Determine appropriate length, cut, and connect tube to | • be installed so the electrical components are protected from | |
condensate trap. | water. | |
f. Clamp tube to prevent any condensate leakage. | • not be installed directly on any combustible material other than | |
3. Relief Port Tube | wood flooring (refer to SAFETY CONSIDERATIONS). | |
• be located so | ||
Refer to Pressure Switch Tubing section for connection | ||
are not exceeded. Refer to Table 7. | ||
procedure. | ||
• be located where available electric power and gas supplies meet | ||
C. Condensate Trap Field Drain Attachment | ||
specifications on the furnace rating plate. | ||
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Refer to Condensate Drain section for recommendations and procedures.
D. Pressure Switch Tubing
One collector box pressure tube (pink label) is factory connected to the pressure switch for use when furnace is installed in UPFLOW applications. This tube MUST be disconnected and used for the
•be attached to an air distribution system and be located as close to the center of the distribution system as possible. Refer to Air Ducts section.
•be provided with ample space for servicing and cleaning. Always comply with minimum fire protection clearances shown on the furnace clearance to combustible label.