Reznor LDAP User Manual

Description

)

and Application

Option Pkg Components

• Option CD57

• Option CD59

• Option CD58

Discharge Air Nozzles,

Options CD57, CD58, and CD59

Installation Form RZ-NA I-LDAP-N (Version A)

APPLIES TO: Model LDAP

Nozzles are designed to direct the flow of discharge air from each heat section of a Reznor Model LDAP downflow heater. Nozzles are available in three configurations:

n Option CD57 - nozzle providing a 25-65° range of air deflection n Option CD59 - same as CD57 plus 4-way louvers n Option CD58 - nozzle providing a 50-90° range of air deflection

Model LDAP Size

tion CD57 Pkg P/N

Nozzle Section Right Side (1) 207932 (2) 207932 (3) 207932 Nozzle Section Left Sid Nozzle Section To Nozzle Section Bottom (1) 207935 (2) 207935 (3) 207935 Nozzle Side Filler (2) 208747 (4) 208747 (6) 208747 Screws, #8-18 x 3/8" long AB point, slotted indented serrated hex washer head #8 x 1/2" lon

tion CD59 Pkg P/N

Same components as Option CD57 above PLUS

Louver Top Louver Frame Support Btm Louver Frame Support Louver Frame Side Screws, #8-18 x 3/8" long, AB point, slotted indented serrated hex

washer head Com

ression Springs (for louvers)

#8 x 1/2" lon

tion CD58 Pkg P/N

Nozzle Section Right Side (2) 207932 (4) 207932 (6) 207932 Nozzle Section Left Sid Nozzle Section To Nozzle Section Bottom (2) 207935 (4) 207935 (6) 207935 Nozzle Side Filler (4) 208747 (8) 208747 (12) 208747 Nozzle Bottom Filler (1) 208606 (2) 208606 (3) 208606 Screws, #8-18 x 3/8" long AB point, slotted indented serrated hex washer head #8 x 1/2" lon

(Read A

NOTE:

nozzle kit(s) as re

TEKS (self-drilling screws)

NOTE:

nozzle kit(s) as re

TEKS (self-drilling screws

NOTE:

nozzle kit(s) as required by the application.

TEKS (self-drilling screws)

NOTE

lication

Package for Size 400 includes parts

for one Option CD57 nozzle; Size 800

includes two nozzles; and Size 1200

includes three nozzles. Select and install

Package for Size 400 includes parts

for one Option CD59 nozzle; Size 800

includes two nozzles; and Size 1200

includes three nozzles. Select and install

for one Option CD58 nozzle; Size 800

includes two nozzles; and Size 1200

includes three nozzles. Select and install

in each Table.)

uired by the application.

Package for Size 400 includes parts

Obsoletes Form RZ-NA I-LDAP-N

400 800 1200

208094 208886 208887

(1) 207933 (2) 207933 (3) 207933 (1) 207934 (2) 207934 (3) 207934

(20) 195638 (40) 195638 (60) 195638

(6) 195249 (12) 195249 (18) 195249

208100 208890 208891

(7)195578 (14)195578 (21)195578 (1) 207937 (2) 207937 (3) 207937 (1) 208637 (2) 208637 (3) 208637 (2) 207936 (4) 207936 (6) 207936

(18) 195638 (36) 195638 (54) 195638

(7) 195046 (14) 195046 (21) 195046

(12) 195249 (24) 195249 (36) 195249

208097 208888 208889

(2) 207933 (4) 207933 (6) 207933 (2) 207934 (4) 207934 (6) 207934

(46) 195638 (92) 195638 (12) 195249 (24) 195249 (36) 195249

(138)

195638

Nozzle Dimensions

FIGURE 1 Dimensions (inches/mm)

Option CD58, 60° Nozzle

Option CD57, 30° Nozzle

24-3/8

(618mm)

14-1/8

(360mm)

16-1/2

(419mm)

Option CD59, 30° Nozzle with 4-Way Louvers

Form RZ-NA I-LDAP-N, P/N 208899 Rev 3, page 1

Installation

WARNING: Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury or death. Read the

Instructions

installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment.

Installation should be done by a qualified agency in accordance with the instructions on this sheet and in compliance with all codes and requirements of authorities having jurisdiction.

n Option CD57 or CD58 ...... Follow instructions in SECTION A.

n Option CD59 .......................Follow instructions in both SECTIONS A and B.

All installations will also include the louvers that were shipped with the heater. Repeat the instructions to install a nozzle on each heat section.

SECTION A

1. If the heater is installed, turn off the gas and the electric power.

Applies to

n Option CD57

n Option CD58

n Option CD59

FIGURE 3 If installing Option CD58, assemble the second nozzle and attach the two nozzle sections.

Nozzle side fillers attached in FIGURE 2.

3. If the louvers shipped with the heater have been installed in the heater discharge opening, remove them. Save the louvers and the springs to be re-installed in the nozzle discharge.

4. Install the Assembled Nozzle in the Heater Outlet (FIGURE 4)

All Options - The discharge opening is square so the nozzle can be installed in any direction. Determine the

appropriate direction and position the assembled nozzle in the heater outlet so that the holes on each side are lined up with the holes in the heater. Use the 3/8” screws in the kit to attach the nozzle sides to the heater. Screw ends should be inside the nozzle.

Form RZ-NA I-LDAP-N, P/N 208899 Rev 2, page 2

2. Assemble Nozzle

All Options - See FIGURE 2. Assemble a nozzle section. Use the 3/8” screws in

the kit to attach both sides to the top. Attach the bottom to both sides.

Options CD57 and CD58 - Use 3/8” screws to attach side fillers as shown. Option CD59 - Do not attach side fillers; save to install later.

FIGURE 2 - Assemble a Nozzle Section

Nozzle Top

Nozzle Side Filler

Use 3/8 screws (P/N 195638) from the option package to assemble top, sides, and bottom. If installing CD57 or CD58, attach side fillers.

CD58 - Second

Nozzle Section

Assembly

CD58 - Nozzle

Section Assembled

in FIGURE 2.

Nozzle Side Fillers - Install these two side fillers when joining the two sections of an Option CD58 nozzle.

Nozzle Right Side

Nozzle

Bottom

Attach the two assembled nozzles and the side fillers with the 3/8 screws (P/N 195638).

Nozzle Bottom Filler After nozzle sections are assembled, remove appropriate screws and reuse to attach nozzle filler as illustrated.

Nozzle Side Filler

Option CD58 - Assemble the second nozzle section with- out attaching the side fillers. Attach the two nozzles and the side fillers as shown to create one nozzle with two sections (See FIGURE 3).

Position the nozzle bottom filler over the seam between the two bottom nozzle sections. Remove the screws that line up with the holes in the nozzle bottom filler. Re-insert the screws securing the filler over the seam.

Nozzle Left Side

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