Carrier 37MAHAQ33AA3 - Step 2: Drill Wall Hole for Connecting Piping

45MAHAQ: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
15
Step 2: Drill Wall Hole for Connecting
Piping
Determine Wall Hole Location
NOTE: The size of the wall hole is determined by the connecting
pipes. When the size of the gas side connecting pipe is 5/
8”(16mm) or more, the wall hole should be 3.54in(90mm). For
the size of connecting pipe is less than 5/8”(16mm), the wall
hole should be 2.5in(65mm).
1. Remove the screw that attaches the mounting plate to the back of the
indoor unit.
Fig. 13 — Remove screw
2. Secure the mounting plate to the wall with the screws provided. Ensure
that mounting plate is flat against the wall.
Fig. 14 — Secure the Mounting Plate
3. Confirm the mounting plate that came with your unit. Determine the
location of the wall hole based on the position of the mounting plate.
The dotted rectangular box on the right figure shows the size of your
product.
Fig. 15 — Ruler and Mounting Plates
Screw
Correct orientation of Mounting Plate
For the convenience of installation, there is a bubble level
on the mounting plate. The bubble level on the mounting
plate cannot be removed. If it is broken, make sure to clean
up the leaking liquid.
CAUTION
6K/9K/12K
18K
24K/30K/33K/36K
Unit: inch(mm)
Vertical direction
ruler
Horizontal direction ruler
3.7(95)
4.7(120)
22.5(570.7)
2.8(70)
Φ
pipe hole
3.54( 90)
Φ
pipe hole
3.54( 90)
1.9(50)
1.9(50)
1.9(50)
Φ
pipe hole
2.5( 65)
Φ
pipe hole
2.5( 65)
Φ
pipe hole
2.5( 65)
Φ
pipe hole
2.5( 65)
19.3(490)
31.0(795)
38.0(965)
44.8(1140)
16.7(425)
1.9(50)
12.7(322)
14.6(370)
11.6(295)
2.4(60)
2.0(51)
BUBBLE
LEVEL
150
100
50
2
4
6
RECOMMAND
mm
inch
100
100
50
50
2
2
4
4
LIQUID
GAS
mm
inch
1.6(40)
1.6(40)
1.6(40)