Advanced Radiant Systems COOL-SPACE CS5-16, Operation And Maintenance Manual, Page: 10 / 16

8
6.1 Troubleshooting (continued)
Water System
The water distribution system consists of two (2) assemblies:
o
The Water Inlet Assembly

Brass bulkhead fitting

Float valve connection hose

Float valve assembly
o
The Hose and Valve Assembly

Spray Bar Assembly

Valve Assembly

Connection Hose
Problem Check Solution
Floor at side of COOL- SPACE
®
unit is wet
Water inlet hose is loose at
supply hose or inlet hose is
loose at bulkhead fitting. Tighten connections and/or
replace hose washers.
COOL- SPACE
®
unit overflows
from reservoir or is spitting water
through fan.
Float valve hose is loose at
bulkhead fitting or at float valve.
Water pressure is too high to
allow float valve to shutoff (8 bar
max).
Float valve is not seating
properly. Tighten connections and/or
replace hose washers. Reduce
water pressure by adding an
inline reducer. Check float valve.
Replace float orifice. Check all
hoses for leaks.
Water spitting from the unit. Flow control
Cracked Hose & Valve
Assembly.
Hose connection loose Reduce flow
Replace Hose & Valve
Assembly.
Tighten hose.
Water leaking from drain plug. For worn washer, worn stem.
Make sure drain valve is closed Replace washer.
Replace drain plug.
Water leaking from water flow
control valve. Washer worn. Stem worn.
Jam nut or lock nut loose. Replace water flow control
valve. Tighten Jam nut.
Too many dry streaks in the
pads. Holes in spray bar blocked.
Adjust water flow. Remove spray bar. Remove
plug and clean tube and holes.
Open water flow control valve.