Schwank STW-JZ1 - Manual (Page 13)

13
STW-JZ / IW I&O Manual
IM101229
RL: 12A- BA
RD: DEC 2010
System Configuration
1 Straight line
2 “U” tube with 2 x 90° elbow kits
3 “L” tube with one 90° elbow kit
4 Twinned tubes into common
TEE flue vent
FIGURE 3 SYSTEM ELBOW KIT - see page 50 for 180° elbow dimensions
FIGURE 4 SYSTEM CONFIGURATIONS
90° elbows (JS-0528-JZ) are shipped as a kit with one coupler, one reflector and one plate
hanger. For a 180° elbow, order 2 x 90° kits that connect to create a 180°. An optional kit (JS-
0504-JZ) to angle mount a reflector adjacent to an elbow is also available and must be ordered
separately. The reflectors must be secured to each of the elbow plate hangers, See PAGE 16
IMPORTANT: Models with input 100 Mbh x 20 ft (30 kW x 6 m) must only be installed as a
straight system with no elbows allowed at the 10 ft (3 m) location.
Elbow Location / Input: A minimum run of straight radiant tube must be con-
nected to the burner before any elbow as follows: Inputs 200 (60 kW) and 175
Mbh (50 kW) = 25 ft (7.6 m); Input 155 Mbh (45 kW) = 20 ft (6 m); Inputs 130
Mbh (38 kW) and 110 Mbh (32 Kw) = 15 ft (4.6 m); and Inputs 80 Mbh (23 kW),
60 Mbh (18 kW), and 45 Mbh (13 kW) a minimum of 10 ft (3 m) straight tube be-
fore elbow.
JS-0504-JZ
Angle mounting of the reflector system either side of an el-
bow requires adapter JS-0504-JZ. The elbow always remains
in a horizontal orientation.