12-1301-004THERMAL EXPANSION DEVICE
(HEAT PUMPS ONLY)
DISTRIBUTOR
INDOOR COIL
LIQUID LINE
(OPTIONAL ON STRAIGHT
-COOL SYSTEMS ONLY)
SLOPE LIQUID & SUCTION
LINES DOWN TOWARDS
OUTDOOR UNIT
THERMAL EXPANSION DEVICE
(HEAT PUMPS ONLY)
SIGHT GLASS TX
\ VALVE SYSTEM ONLY)
FLITER /DRYER
LIQUID LINE
FLOOR MOUNTED
OUTDOOR UNIT
SUCTION LINE, INSULATE
WITH 3 4" THICK ARMAFLEX
INSULA ION.
WALL SLEEVES
NOTES:
1. PROVIDE OPERATION AND MAINTENANCE CLEARANCES AROUND ALL
EQUIPMENT AS SPECIFIED BY THE MANUFACTURER.
2. OUTDOOR UNIT SHALL BE EQUIPPED WITH ISOLATION VALVES.
3. ALL NEW COPPER PIPING RUNNING HORIZONTALLY SHALL BE CEILING
HUNG THRU HANGERS (ATTACHED TO CLG. THRU HILTI INSERTS).
4. ALL NEW COPPER PIPING RUNNING VERTICALLY ALONG WALLS SHALL BE
ATTACHED TO WALLS BY USING GALV. STEEL UNISTRUT ASSEMBLIES/
HILTI BOLTS (3' -0" ON CNTRS.).
REFRIGERANT PIPING ISOMETRIC
NOT TO SCALE
REFRIGERANT
PIPING —�
PIPE CLAMP, "UNISTRUT"
#P2600 WITH CUSHION
BETWEEN PIPE & CLAMP.
SIZE TO MATCH PIPING.
.ol�
��
I �.00,
SUPPORT CHANNEL, —
UNISTRUT-1 5/8" WIDTH SERIES
01 ALL REFRIGERANT PIPING SHALL BE HARD COPPER, TYPE "K" WITH
LONG RADIUS ELBOWS.
O2 TRAPS (WHERE REQUIRED) SHALL BE SINGLE PIECE, WROUGHT COPPER.
O3 INSULATE SUCTION LINE WITH 3/4" "ARMAFLEX" INSULATION FULL
LENGTH. DO NOT SPLIT DURING INSULATION BUTT JOINTS WITH
ARMAFLEX SEALANT, AND APPLY ARMAFLEX PRESERVATIVE ON ALL
INSULATION ABOVE THE ROOF LINE. WHERE REFRIGERANT OR
CONDENSATE PIPING RUNS THROUGH RETURN AIR PLENUMS,
INSULATION SHALL BE FIRE - RATED ARMAFLEX "AP" 25/50.
O ROUTING OF ALL REFRIGERANT PIPING SHALL BE PLUMB AND SHALL
RUN TRUE WITH THE BUILDING LINES. HORIZONTAL RUNS OF SUCTION
LINES OVER 25' SHALL BE PITCHED "ONE - HALF" BUBBLE TOWARD THE
COMPRESSOR, FOR OIL RETURN.
O5 SUPPORT OF ALL PIPING AT COMPRESSORS, CONDENSERS, AND AIR
HANDLING UNITS SHALL BE AS SHOWN ABOVE. SUPPORT OF PIPING IN
BETWEEN THE UNITS SHALL BE WITH STRAP MATERIAL, USING
ARMAFLEX INSULATION AS SADDLES. NO METAL - TO - METAL CONTACT.
O BRAZE REFRIGERANT PIPING WITH FLOW OF DRY NITROGEN DURING
BRAZING.
O7 SOLDER SHALL BE 15% SILVER "SIL - FOS" OR EQUAL.
O CHANGE FILTER - DRIER CORES AFTER 30 DAYS OF OPERATION.
TYPICAL REFRIGERANT PIPING SUPPOR
NOT TO SCALE
SEAL (ALL A�
WITH 25/50
WEATHERPRO
INSIDE OF
3/4" THICK, 25/50
RATED "ARMAFLEX"
INSULATION.
REFRIGERANT PIPE (COPPER)\
DETAIL
ag
S. ESCUTCHEON PLATE
FOAMGLAS INSULATION SECTION BOTH SIDES OF WALL).
INSIDE WALL.
CONC. BLOCK WALL
NOTES:
1 -) CONTRACTOR SHALL CORE -DRILL EXIST. EXTERIOR
WALL SLIGHTLY LARGER THAN PIPE INSULATION AND INSTALL
NEW SEC110N OF FOAMGLAS INSULATION AS SHOWN ABOVE.
2 -) NEW PIE ESCUTCHEONS SHALL BE ALL STAINLESS STEEL
CONSTRUCTION.
3 -) LIQUID LINE DOES NOT REQUIRE ARMAFLEX INSULATION.
TYPICAL REFRIGERANT PIPE
THRU WALL DETAIL
NOTTO SCALE
W
c�
a �ck:
N
LL- Ck�
-1,
V
oi-- c%iZri
= :z
�O �[
a
o
—�02
0
q
0
NCO
N
m
�m (Ma
C I-I �
cl o� .
�► CA
v� a
`' ag
�C)
o
� o
i
pq
N_
Q
o
I
rn
°
I
0
z
0
U
U
Z
o
U
G3
it
•w.
�
o
__j
W
c�
a �ck:
�C) 0Q
LL- Ck�
V
oi-- c%iZri
= :z
�O �[
a
o
—�02
�Zmc/i°
N
Q
N
Q
H
W
D
r
Z
3
0
RM
JOB NO.: 212 -1040
DATE : 10 -09 -12
PLOT SIZE: AS NOTED
DESIGNED /DRAWN BY: E. F.
CHECKED BY: L.L.
SHEET No.:
M -3