33.0°
1
4
7
.0
°
4
5
.
0
°
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PRELIMINARY SYSTEM LAYOUT
33.0°
1
1
2
3
3
PUMP LOCATION
PUMP LOCATION
LAZY RIVER
1 DETERMINE CURRENT RETURN LOCATION AND ANGLE (AS PER PLAN)
PRELIMINARY SITE LAYOUT AND PUMP LOCATION
2 DETERMINE PIPE ROUTING AND ANGLE FROM RETURN TO PUMP LOCATION. ANGLES ARE TO BE
BASED ON FACTORY FITTINGS SUCH AS 11.25°, 22.5°, 45°, 90° ELBOWS ONLY. ROTATE PUMP
TEE TO MEET RETURN PIPE ANGLE.
3 DETERMINE SUCTION DRAIN LOCATION AND PIPE ROUTING AND ANGLE FROM SUCTION
OUTLETS TO PUMP LOCATION. ANGLES ARE TO BE BASED ON FACTORY FITTINGS SUCH AS
11.25°, 22.5°, 45°, 90° ELBOWS ONLY.ROTATE 12" SUCTION 90° ELBOW AS NEEDED TO MEET
SUCTION PIPING ANGLE.
NOTE: RETURN PIPING PLANNING DETERMINES PUMP LOCATION BASED ON ANGLES OF PIPING
REQUIRED TO MEET PROPER INSTALLATION OF RETURN FITTING TO PRODUCE CURRENT
IN DIRECTION OF JUST OFF CENTER OF STREAM CENTERLINE.
PLACEMENT OF RETURN FITTING AND SET ANGLE OF FLOW IS FIRST PRIORITY IN DETERMINING
SYSTEM LAYOUT.
4
5
.
0
°
4 DIG 4' WIDE X 4' DEEP TRENCH FOR PIPE ROUTING AND PUMP PLACEMENT
4
4
4
4
12" TEE WITH
(3) 4" RETURN NOZZLE
4
'
-
0
"
4
'
-
0
"
PAGE
1 OF 7
10" OR 12" SCH 40 PVC PIPE
RETURN WITH ACCELERATOR NOZZLE
2
10" OR 12" SCH 40 PVC PIPE
RETURN WITH ACCELERATOR NOZZLE
12" TEE WITH
(3) 4" RETURN NOZZLE
REFER TO IMAGE 2 & 4 ON PG. 4
1
10
"
3'-0
" T
O 4
'-0
"
1'-3
"
2"
4"
1'-3
1
2
"
2"
4"
1'-3
1
2
"
PIPING INSTALLATION
4
5
.
0
°
4
5
.
0
°
10
"
3'-6
" T
O 4
'-0
"
2"
4"
10
1
2
"
22.5°
22.5°
2"
4"
10
1
2
"
1 12" TEE WITH (3) 4" RETURN NOZZLES TO BE SET 10" BELOW WATER LINE TO TOP RETURN
1
2
2
ROTATE PUMP RETURN TEE AS NEEDED TO MEET RETURN PIPING ANGLE
STRAIGHT RETURN PIPE WITH ACCELERATOR NOZZLE IS TO BE SET 10" BELOW WATER LINE TO
TOP OF PIPE
3
PLACE PUMP AND 90° SUCTION FITTING AT APPROPRIATE HEIGHT TO MEET RETURN PIPING
ELEVATION. DRY FIT ALL PIPING FOR PROPER FIT AND ALIGNMENT BEFORE GLUEING IN PLACE.
SUCTION PIPING TO 90° ELBOW IS TO BE PIPED USING ONLY FACTORY FITTINGS SUCH AS 11.25°,
22.5°, 45°, 90° ELBOWS AS NEEDED.
4
DRY FIT ALL PIPING FROM RETURN TO PUMP & FROM PUMP TO SUCTION BOXES BEFORE
GLUEING IN PLACE.
5
6
6
33.0°
1
4
7
.0
°
4
5
.
0
°
4
'
-
0
"
4
'
-
0
"
1
12" TEE WITH
(3) 4" RETURN NOZZLE
2
44
3 3
7
7
7
POUR 3' X 3' X 4" THICK SLAB 2" BELOW BOTTOM FLANGE FOR PUMP SUPPORT PAD.6
7
7
3'-0
" T
O 4
'-0
"
3'-6
" T
O 4
'-0
"
5
5
55
5
5
55
3" DRAIN LINE
TO FRENCH DRAIN
OR DRAINFIELD
3" DRAIN LINE
TO FRENCH DRAIN
OR DRAINFIELD
3" DRAIN LINE
TO FRENCH DRAIN
OR DRAINFIELD
3" DRAIN LINE
TO FRENCH DRAIN
OR DRAINFIELD
4
4
12" TEE WITH
(3) 4" RETURN NOZZLE
10" OR 12" PIPE RETURN WITH
ACCELERATOR NOZZLE
NOTE: BOLTS AND NUTS
MUST NOT PROTRUDE
INTO CONCRETE. ALLOW
CLEARANCE FOR REMOVAL
NOTE: BOLTS AND NUTS
MUST NOT PROTRUDE
INTO CONCRETE. ALLOW
CLEARANCE FOR REMOVAL
NOTE: BOLTS AND NUTS
MUST NOT PROTRUDE
INTO CONCRETE. ALLOW
CLEARANCE FOR REMOVAL
NOTE: BOLTS AND NUTS
MUST NOT PROTRUDE
INTO CONCRETE. ALLOW
CLEARANCE FOR REMOVAL
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
2 OF 7
REFER TO IMAGE 5 ON PG. 4
REFER TO IMAGE 2 & 4 ON PG. 4
REFER TO IMAGE
2 & 4 ON PG. 4
REFER TO IMAGE
3 ON PG. 4
REFER TO IMAGE
3 ON PG. 4
10" OR 12" SCH 40 PVC PIPE
RETURN WITH ACCELERATOR NOZZLE
10" OR 12" SCH 40 PVC
PIPE RETURN
12" SCH 40 PVC PIPE
SUCTION LINE
12" SCH 40 PVC PIPE
SUCTION LINE
12" SCH 40 PVC
PIPE RETURN
TYPICAL COMPONENTS
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
TOP
FRONT SIDE
DUAL SUCTION
GUNITE
APPLICATION
FRONT SIDE
TOP
12 X 5
ACCLERATOR
NOZZLE
10 X 4
ACCLERATOR
NOZZLE
FRONT BACK
TOP
12" TEE
WITH (3) 4"
RETURNS
TOP
FRONT SIDE
VARIABLE SPEED
DRIVE
TOP
FRONT SIDE
VARIABLE SPEED
DRIVE COVER
IN PIPE
IN PIPE
OF 73
RIVERFLOW PUMP
REFER TO IMAGE
1,3,5 ON PG. 4
REFER TO IMAGE
3 ON PG. 4
REFER TO IMAGE
2,4,5 ON PG. 4
TYPICAL COMPONENTS
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
OF 74
1 2
34
5
5
TYPICAL COMPONENTS
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
OF 75
1 2
4
5
3
WATER LINE
VERTICAL PUMP INSTALLATION
SCALE N.T.S.
CRITICAL NOTE:
THIS SYSTEM IS A FLOODED SUCTION SYSTEM. TO MAINTAIN FLOODED SUCTION
PUMP INSTALLATION MUST ADHERE TO MAXIMUM HEIGHT IN RELATION TO
WATER LINE.
VERTICAL INSTALLATION:
PUMP FLANGE GASKET MUST MEET MAXIMUM HEIGHT AT WATER LINE OR
LOWER. PIPE FITTINGS ARE REQUIRED TO MAINTAIN RETURN @ 10" BELOW
WATER LEVEL. REFER TO SECTIONS AND PLANS FOR PUMP ELEVATION AND
REQUIRED FITTINGS AS PER PROJECT APPLICATION.
12" SCH 40
SUCTION PIPE
FROM MAIN
DRAIN BOXES
RIVER
BEAM
10" OR 12" SCH 40
RETURN PIPE
TYPICAL COMPONENTS
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
OF 76
MAXIMUM PUMP
HEIGHT WITH TOP
OF BOTTOM
FLANGE AT OR
BELOW WATER
LINE
CONCRETE PUMP BASE
CONSTRUCTION GUIDE
LAZY RIVER PUMP SYSTEM
PAGE
OF 77
CRITICAL DIMENSION TOP OF PIPE BELOW WATER LINE
PATIO OR DECK PATIO OR DECK
2"
4"
T.B
.D
.2
"
1'-0" 1'-0"
2'-0"
4" 4"
CRITICAL DIMENSION TOP OF PIPE BELOW WATER LINE
2"
4"
T.B
.D
.2
"
SWIM POOL 5" BELOW WATER LINE
LAZY RIVER 10" BELOW WATER LINE
PUMP IS TO BE SET PER TOP OF PIPE
REQUIREMENTS. NOTE: PUMP MAY
BE BELOW WATER LINE USING
FITTINGS TO ELEVATE RETURN PIPE
TO PIPE DEPTH REQUIREMENTS.
1'-0" 1'-0"
2'-0"
4"
4"
CAP / COPING STONES
2" ABOVE GRADE
3" DRAIN LINE TO WASTE
MAXIMUM PUMP HEIGHT (WATER LINE AT TOP OF BOTTOM FLANGE)
CAST IN PLACE
CONCRETE PUMP BASE
ALLOW 2" CLEARANCE BETWEEN
BOTTOM FOR FLANGE BOLT
ACCESS.
12" 90° ELBOW
12" X 10" REDUCING
BUSHING
BUSHING
12" 90° ELBOW
12" X 10" REDUCING
3" DRAIN LINE TO APPROVED
SEWER OR FRENCH DRAIN
SWIM POOL 5" BELOW WATER LINE
LAZY RIVER 10" BELOW WATER LINE
PUMP IS TO BE SET PER TOP OF PIPE
REQUIREMENTS. NOTE: PUMP MAY
BE BELOW WATER LINE USING
FITTINGS TO ELEVATE RETURN PIPE
TO PIPE DEPTH REQUIREMENTS.
10" or 12" SCH 40 PVC
RETURN PIPE
12" SCH 40 PVC
SUCTION PIPE
10" or 12" SCH 40 PVC
RETURN PIPE
12" SCH 40 PVC
SUCTION PIPE
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