Grohe 37 139, Руководство пользователя

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2
GB
Technical Data
• Flow pressure:
min. 1.2 bar / recommended 2 - 5 bar
• Operating pressure: max. 10 bar
• Test pressure: 16 bar
If static pressure exceeds 5 bar, a pressure
reducing valve must be fitted.
• Flow rate:
1.0 - 1.3 l/s
• Temperature: max. 40
°
C
• 37 139: automatic flush flow regulation
• 37 141: manual flush flow regulation
Installation
Flush pipes thoroughly!
Refer to the dimensional drawings on fold-out
page I and fold-out page II, Fig. [1].
Fitting and connection
• Seal the fitting and attach, see Fig. [2].
• Cut flushing pipe (A) 20mm below the fitting,
see Fig. [3].
• Push pipe (B) with nut (C) into the flushing
pipe (A), see Fig. [4].
• Connect pipe (B) with nut (C) to the fitting,
see Fig. [5].
Open water supply and check connections
for watertightness!
Changing the flush flow (37 139)
• Remove cap (D), see Fig. [6].
• Change the flush flow by turning adjusting
screw (E).
Operation , see Fig. [6].
The pre-set flow volume is released by pressing
down actuating lever (F) for 1 second.
Following release of this flow volume, the valve
stops the water flow automatically and without
kickback.
Maintenance
Inspect and clean all components and replace
if necessary.
Function parts must not be greased!
Shut off water supply!
Piston
1. Unscrew cap (G) with seal (H),
see Fig. [7].
2. Screw out nut (I) with washer (J).
3. Remove piston (K).
Install in reverse order.
When reinserting, expand and moisten
leather seal (L) and clean groove (M),
see Fig. [8].
Automatic throttle (37 141)
• Remove circlip (N), pull out and clean automatic
throttle (O), see Fig. [7].
Replacement parts , see fold-out page II
(* = special accessories).
Care
For directions on care, refer to the accompanying
Care Instructions.
Fault Cause Remedy
Continuous
running /
persistent low
water flow • Nozzle blocked
• Relief valve defective
• Piston seal damaged
• 37 139: flush flow regulation not
fully opened
- Clean piston (K), see Maintenance
- Replace complete piston (K),
see Maintenance
- Replace, see Maintenance
- Adjust the flush flow, see Changing the
flush flow
Flushing too short • Leather seal dry or damaged
• 37 139: Incorrect flush flow
• Piston seal damaged
- Expand or replace leather seal (L),
see Maintenance
- Adjust the flush flow, see Changing the
flush flow
- Replace, see Maintenance