Ceiling-Mounting The 42Am Air Heater - Carrier 42AM Series Installation, Operation And Maintenance Instructions

6 - SETUP
Wall-mounting kit
IPN
Additional kit for IPN
Size 42AM-EC30
Distance mm
Reference

6.4 - Ceiling-mounting the 42AM air heater

Installation with ceiling-mounting kit
Installation only possible for HEATING applications.
Ceiling mounting using fluids at temperatures above 90°C is prohibited if the heat exchanger is still supplied with fluid when
the ventilation is switched off. (Motor warranty invalidated if the motor is damaged due to the thermal inertia of the coil)
To be provided by the client:
- M8 threaded rods
- Lock nuts underneath the inserts
Assembly procedure:
1. Remove the 8 x M8 screws. (Upper and lower section of the AIR HEATER)
2. Fit the ceiling brackets and refit the M8 screws in their original locations.
10
Installation with wall-mounting kit + additional kit on IPN
Support tube
H M8 x 50 screw
+ serrated washer
Mounting bracket
kit
Plastic end piece
H M8 x 70 screw + L8 plain washer
Serrated washer L8 + H M8 nuts
42AM-AC35
42AM-EC35
512 558
Code for additional kit for fastening on an IPN
7181228
M8 insert
Assembly procedure:
1. Pre-assemble the clamping plates on the brackets using the
Ø 8 mm serrated washers and the H M8 nuts (not tightened).
2. Fit the bracket assemblies onto the support tubes by sliding
them over the end.
3. Fix the legs of the wall bracket (7181226) using the 4 H M8x70
screws, the 4 x Ø 8 mm plain washers, the 4 x Ø 8 mm serrated
washers and the 4 x H M8 nuts, allowing the distances detailed
above.
4. Move the support assembly onto the IPN and slide the bracket
assemblies so that the lips are clamped onto the IPN. Tighten
the bracket nuts to lock the assembly in place.
5. Fix the AIR HEATER unit using the 4 x H M8 x 50 screws
supplied with the wall bracket.
42AM-AC40 42AM-AC45
42AM-EC40 42AM-EC45
610 710
Bracket identical on all 4 sides
M8 metric screws
42AM-AC50 42AM-AC63
42AM-EC50 42AM-EC63
808 943
7181230
42AM-AC64
943