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© Copyright 2017 Zoeller

®

 Co. All rights reserved.

LIMITED WARRANTY

1.  Zoeller Grinder Pumps are designed for grinding and pump-

ing sewage from single family residential and commercial 

duty sewage pump stations.  The pump is intended to grind 

and pump reasonable quantities of items normally found in 

residential sewage.

2.  Zoeller Grinder Pumps can be installed in new applications 

or as a direct replacement for any grinder application of 

like size and capacity.

3.  Refer to the Zoeller models 810 and 815 when retrofitting  

existing positive displacement pump installations.

Applications

ucts, etc. in all applications other than raw sewage pumping 

applications.  The warranty set out in the paragraph above is 

in lieu of all other warranties expressed or implied; and we do 

not authorize any representative or other person to assume 

for us any other liability in connection with our products.

Contact Manufacturer at, 3649 Cane Run Road, Louisville, 

Kentucky  40211, Attention: Customer Support Department 

to obtain any needed repair or replacement of part(s) or ad-

ditional information pertaining to our warranty.

MANUFACTURER EXPRESSLY DISCLAIMS LIABILITY FOR 

SPECIAL, CONSEQUENTIAL OR INCIDENTAL DAMAGES 

OR BREACH OF EXPRESSED OR IMPLIED WARRANTY; 

AND ANY IMPLIED WARRANTY OF FITNESS FOR A 

PARTICULAR PURPOSE AND OF MERCHANTABILITY 

SHALL BE LIMITED TO THE DURATION OF THE 

EXPRESSED WARRANTY.

Some states do not allow limitations on the duration of an 

implied warranty, so the above limitation may not apply to 

you. Some states do not allow the exclusion or limitation of 

incidental or consequential damages, so the above limitation 

or exclusion may not apply to you.

This warranty gives you specific legal rights and you may also 

have other rights which vary from state to state.

Manufacturer warrants, to the purchaser and subsequent owner 

during the warranty period, every new product to be free from 

defects in material and workmanship under normal use and 

service, when properly used and maintained, for a period of 

one year from date of purchase by the end user, or 18 months 

from date of original manufacture of the product, whichever 

comes first.  Parts that fail within the warranty period, one year 

from date of purchase by the end user, or 18 months from the 

date of original manufacture of the product, whichever comes 

first, that inspections determine to be defective in material or 

workmanship, will be repaired, replaced or remanufactured 

at Manufacturer's option, provided however, that by so doing 

we will not be obligated to replace an entire assembly, the 

entire mechanism or the complete unit.  No allowance will be 

made for shipping charges, damages, labor or other charges 

that may occur due to product failure, repair or replacement.

This warranty does not apply to and there shall be no warranty 

for any material or product that has been disassembled without 

prior approval of Manufacturer, subjected to misuse, misap-

plication, neglect, alteration, accident or act of nature; that has 

not been installed, operated or maintained in accordance with 

Manufacturer's installation instructions; that has been exposed 

to outside substances including but not limited to the following:  

sand, gravel, cement, mud, tar, hydrocarbons, hydrocarbon 

derivatives (oil, gasoline, solvents, etc.), or other abrasive or 

corrosive substances, wash towels or feminine sanitary prod-

*Zoeller Company does not recommend a simplex station on anything over two homes in order to maintain continuous 

service during unusual  conditions.

Recommended Limits of Application 800 Series Grinder Pumps

These recommended application limits are for pump stations pumping to a gravity main.  Low-pressure pipe systems should 

be designed with a pump located at each house.  For applications where a lift station would handle between 15 and 60 homes, 

consider the 71 Series grinder pump.  For applications where a lift station would handle more than 60 homes, a solids handling 

type pump should be considered.

Simplex Station

Duplex Station

Model

HP

Homes

GPD

Homes

GPD

810 Progressing Cavity Grinder

1.0

1

400

2

800

815 Progressing Cavity Grinder

2.0

1

400

2

800

818

1.0

1

400

2

800

819

1.5

1

400

2

800

820

2.0

1

400

2

800

840 w/o Reversing Control

2.0

2*

800

10

4,000

840 w/ Reversing Control

2.0

2*

800

15

6,000

841

2.0

2*

800

10

4,000

842

2.0

2*

800

10

4,000

Summary of Contents for 818

Page 1: ...ntents Safety Instructions 1 Limited Warranty 2 Preinstallation Checklist 3 General Information 4 Pump Wiring Instructions 5 Typical Indoor Prepackaged System 6 Indoor Prepackaged Installation Instructions 7 Typical Outdoor Prepackaged System 8 Outdoor Prepackaged Installation Instructions 9 Operation 10 Cutter Maintenance 11 Service Checklist 12 Safety Instructions TO AVOID SERIOUS OR FATAL PERSO...

Page 2: ... user or 18 months from date of original manufacture of the product whichever comes first Parts that fail within the warranty period one year from date of purchase by the end user or 18 months from the date of original manufacture of the product whichever comes first that inspections determine to be defective in material or workmanship will be repaired replaced or remanufactured at Manufacturer s ...

Page 3: ... grinder pump or other pit peculiarities and are secured so that the grinder pump will shut off It is recommended to use rigid pipe and fittings and the pit be 24 in diameter for simplex systems and 36 in diameter for duplex systems or larger 4 Grinder installations should be checked yearly for debris and or build up which may interfere with the ON or OFF positions of variable level float controls...

Page 4: ...ust comply with the National Electrical Code and applicable local codes Conduit and panel enclosure openings must have a gas and watertight seal Installation of electrical panels conduit and connections should be made by a qualified licensed electrician A UL Listed potting kit P N 10 2350 is available from Zoeller Company 4 When installing a pump with a check valve or a rail system with a check va...

Page 5: ...iagram above to secure the float switch properly and obtain the proper tether to customize the on off cycle to each application Note the minimum off level shown above On Prepackaged Systems the tether length is set at 5 Determining Pumping Range in Inches 1 inch 2 5 cm Tether Length 5 10 15 20 22 Pumping Range 9 13 5 18 22 24 Use only as a guide Due to weight of cable pumping range above horizonta...

Page 6: ...4 STEEL CORD SEAL INSPECTION PLATE 3 GROMMET SEAL SWITCH CORD ALARM FLOAT BASIN COVER LIFTING BOLT 16 X 1 4 STEEL 5 16 304 STAINLESS STEEL PUMP PLATE PUMP POWER CORD SILENCE INPUT 1 POWER ON FIELD INSTALLED ALARM 4 RUBBER INLET CAST IRON ADAPTERS OFF 24 NOMINAL TO ALARM PANEL BALL VALVE FIELD INSTALLED GALVANIZED PIPE 1 1 4 X 32 GALVANIZED PIPE 1 1 4 X 12 GRINDER PUMP SINGLE PHASE 2HP 1 1 4 GROMME...

Page 7: ...n a very low traffic area within 15 of the power disconnect The hole should be at least 8 larger in diameter than the basin in order to leave 4 of backfill all the way around the perimeter A minimum of 4 of compacted subbase is also required Backfill and subbase should be 1 8 to 3 4 pea gravel or 1 8 to 1 2 crushed stone Also reference the basin installation instructions included with the unit 6 T...

Page 8: ... AFD 1 25 2 Z RAIL 2 CAST IRON CHECK VALVE 3 4 GALV GUIDE RAILS 2 SCH 80 BALL VALVE 2 FLEX BOOT FITTING LOCATION VARIES WITH BASIN DEPTH FLOAT TREE ASSEMBLY 2HP GRINDER PUMP 2 PVC SCH 80 PLBG 1 8 302 STAINLESS STEEL LIFTING CABLE ALARM ON OFF SOLID FIBERGLASS COVER HIGH WATER ALARM OR SIMPLEX CONTROL PANEL FIELD INSTALLED ALARM FLOAT SWITCH MUST OPERATE OFF LOW VOLTAGE TO BE USED WITH QWIK BOX SK3...

Page 9: ...iameter with the hole in the basin Attach the hub to the side of the basin using the sealant and hardware provided 6 The bottom of the excavation can now be properly backfilled compactedandleveled Setbasininhole Ensuretheremovable cover extends above the finished grade line and the grade slopes awayfromtheunit Backfillandsubbaseshouldbe1 8 3 4 pea gravel or 1 8 1 2 crushed stone Reference basin in...

Page 10: ...nd securely installed Floats positioned properly Discharge valves open 3 16 vent hole drilled in pipe between check valve and pump Once the above has been verified proceed with the following checks Pump power cables and control floats properly installed and voltage verified Conduit connections to panel and junction box are properly sealed After installing the pump into the containment area with ad...

Page 11: ...by surface grinding both disc and cutter to a 32 micro finish Do not attempt grinding in the field Send parts to a qualified machine shop or return to the factory for repair The disc cutter and shims are a matched set Keep parts together Measure disc before and after resurfacing with micrometer and record measurements 7 Afterresurfacing thediscandcuttermustbeflatwithin0 001 If the disc has been su...

Page 12: ... always disconnect pump and panel from its power source before handling Neverenterthebasinuntilithasbeenproperlyvented and tested Any person entering a basin should be wearing a harness with safety rope extending to the surface so that they can be pulled out in case of asphyxiation Sewage water gives off methane and hydrogen sulfide gases both of which can be highly poisonous Installationandchecki...

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