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ACC-SVN240A-EN

11

Installation

1. Turn the main power disconnect switch 

OFF

.

2. Remove the filter access panel.
3. Remove the rear access panel directly above the horizontal supply duct cover. The sensor tube 

will hang from the fan divider wall with service access to the fan wall from both the rear access 
panel as well as access through the supply duct opening. Refer to 

Figure 14

.

4. Remove the supply air duct cover on the rear side of the unit.
5. Install the sensing tube through the fan wall hole as shown in 

Figure 10

.

Table 1.

Gap analysis chart – B.0 and C.0 cabinet

Heater Type

HZ Gap Low DF Gap Low HZ Gap Med DF Gap Med HZ Gap High DF Gap High

TLSP; GAS heat, B0 Cabinet, 3x3, L2

3/4 inch

3/4 inch

TLSP; GAS heat, B0 Cabinet, 3x4, L2

3/4 inch

3/4 inch

3/4 inch 

3/4 inch 

TLSP; GAS heat, B0 Cabinet, 4x5, L2

3/4 inch

3/4 inch

3/4 inch

Tight

3/4 inch

Tight

TLSP; GAS heat, B0 Cabinet, 6x7, L2

3/4 inch 

Tight

3/4 inch

Tight

TLSP; GAS heat, C0 Cabinet, 4x5, L3

1/8 inch

1/8 inch

1/8 inch

3/4 inch

TLSP; GAS heat, C0 Cabinet, 6x7, L3

1/8 inch 

1/8 inch

Figure 9.

For model: D cabinet (digit 39 = D) horizontal installation

 

Temperature sensing assembly 

with insulation

Secure clamp with 

screws into fan wall

  Secure three tubes 

with screws

Tubing holes face towards front of unit 

(opposite horizontal supply duct)

Tubing holes face vertically 

upwards toward fan

Summary of Contents for Precedent FIADAST003 Series

Page 1: ...ecautions in the literature and on the tags stickers and labels that are attached to the equipment Discharge Air Sensing Kit Precedent Packaged Rooftop Units Installation Instructions Model Number Use...

Page 2: ...g industry All technicians who handle refrigerants must be certified according to local rules For the USA the Federal Clean Air Act Section 608 sets forth the requirements for handling reclaiming reco...

Page 3: ...g ALWAYS refer to appropriate Safety Data Sheets SDS and OSHA guidelines for proper PPE When working with or around hazardous chemicals ALWAYS refer to the appropriate SDS and OSHA GHS Global Harmoniz...

Page 4: ...Table of Contents 4 ACC SVN240A EN General Information 5 Inspection 5 Parts List 5 Installation 7...

Page 5: ...ported within 15 days 4 If concealed damage is discovered stop unpacking the shipment 5 Do not remove damaged material from the receiving location Take photos of the damage if possible The owner must...

Page 6: ...ulation 12 Screws Quantity Description 1 Temperature sensing module 4 Sensing tubes 2 Mounting brackets 1 Pipe insulation 12 Screws Quantity Description 4 Sensing tubes 1 Temperature sensing module in...

Page 7: ...Confirm the unit is fully discharged using a CAT III or IV voltmeter rated per NFPA 70E Figure 1 T WS 072 120 downflow and horizontal FIADAST003 and FIADAST005 electric heat Module indoor fan tempera...

Page 8: ...ischarge air sensing sampling Bracket discharge air sensor top Bracket discharge air sensor top Tube discharge air sensing convertible Bracket DAS support Insulation Insulation Tube discharge air sens...

Page 9: ...insulation Secure clamp with screws into fan wall Secure four tubes with screws Tube position with 5x5 Gas HX digit 11 L FIADAST007 Tube position with 7x7 8x8 Gas HX Electric Heat or Cooling Only FIAD...

Page 10: ...10 ACC SVN240A EN Installation Figure 7 FIADAST004_B 0 and C 0 in machine Figure 8 FIADAST004_B 0 and C 0 gap setting...

Page 11: ...et Heater Type HZ Gap Low DF Gap Low HZ Gap Med DF Gap Med HZ Gap High DF Gap High TLSP GAS heat B0 Cabinet 3x3 L2 3 4 inch 3 4 inch TLSP GAS heat B0 Cabinet 3x4 L2 3 4 inch 3 4 inch 3 4 inch 3 4 inch...

Page 12: ...shown in the following figures Figure 10 For model D cabinet digit 39 D install sensing tube Insert sensing tube through knockout in divider Remove rear access panel Remove supply duct cover Assemble...

Page 13: ...r tube with the single screw Verify that insulation is installed around the temperature sensing assembly with a wire tie See Figure 14 Figure 12 For model D cabinet digit 39 D horizontal installation...

Page 14: ...ll circuit layout After installation is complete the Symbio 700 UC configuration will need to be updated to enable this installed feature 9 Replace access panels and duct cover 10 Turn the main power...

Page 15: ...ACC SVN240A EN 15 Notes...

Page 16: ...gn and specifications without notice We are committed to using environmentally conscious print practices Trane and American Standard create comfortable energy efficient indoor environments for commerc...

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