Isolating Valve - Normally Open; Isolating Valve - Normally Closed; Flow Regulating Valve; Flow Measurement Device - York YCWL0056SE Installation Operation & Maintenance

SECTION 4 – INSTALLATION

PIPEWORK ARRANGEMENT

The following are suggested pipework arrangements
for single unit installations, for multiple unit installa-
tions, each unit should be piped as shown in Figure 12
on page 38 and Figure 13 on page 38. Recom-
mendations of the Building Services Research As-
sociation.

FIGURE 12 - CHILLED LIQUID SYSTEM

FIGURE 13 - CONDENSER COOLING LIQUID
SYSTEM

Isolating Valve - Normally Open

ISOLATING VALVE - NORMALLY OPEN

Isolating Valve - Normally Closed

ISOLATING VALVE - NORMALLY CLOSED

Flow Regulating Valve

FLOW REGULATING VALVE

Flow Measurement Device

FLOW MEASUREMENT DEVICE

Strainer

STRAINER

PRESSURE TAPPING

PRESSURE TAPPING

Flow Switch

FLOW SWITCH

Flanged Connection

FLANGED CONNECTION
FIGURE 14 - PIPEWORK ARRANGEMENTS
LEGEND
38

CONNECTION TYPES AND SIZES

For connection sizes relevant to individual models
refer to SECTION 9 – SERVICE AND TROUBLE-
SHOOTING.

Cooler Connections

Standard chilled and condenser cooling liquid connec-
tions are of the ANSI/AWWA C-606 groove type.
LD06596

FIGURE 15 - COOLER CONNECTIONS

TABLE 2 - CONDENSER / COOLER CONNECTIONS

NOMINAL
SIZE
8"
6"
LD06598
5"
LD06597A
ISSUE DATE: 1/19/2018
OD A B
3/4 7/16
8-5/8"
±1/32" ±1/32"
5/8 3/8
6-5/8"
±1/32" ±1/32"
5/8
5-9/16" 3/8 1/32"
±1/32"
JOHNSON CONTROLS
FORM 201.26-NM1
LD06601
C
8.416"
6.433"
5.395