Sun-Mar centrex 2000 af Owner'S Manual Download Page 18

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Annual Start Up (seasonal units only)

Many units are only used regularly throughout the summer. For such seasonal units Sun-Mar recommends that the
following start up procedure be followed at the beginning of the season.

Action   

Reason for Action

Empty

the compost that had been left in the finishing drawer, and use the rake

to clean out the evaporation chamber.

Remove 

additional drawers of compost (if there is more than 6-8” or 150-

200mm in the drum), by releasing the drum lock (white button on right side of
unit), and rotating the drum clockwise (the handle turns counter-clockwise) to
extract compost into the drawer. (At the beginning of the season, it will all be fin-
ished compost) Empty the drawer and repeat extraction cycle until the level in the
drum is reduced to about 6”(150mm).

Add 

1 gallon(4 liters) of warm water.

As an option for optimal composting,

Add composting accelerant. We do not recommend using topsoil as it may contain
fly larvae.

Your fertilizer is ready.

-  This is a good time to remove peat 

debris

Frees space in the composting   
chamber  for the new seasons com-
posting.

- Raises moisture level

- Even though the compost still has

microbes in it, you may want to start 
the  year by replenishing your batch 
of  microbes.

Chapter 3

Start Up and Use

Initial System Start Up

Begin operation by carrying out the start up procedure described below, and then continue with the “Ongoing
Toilet Maintenance” routine. It normally takes six weeks before a compost is properly established. You will know
this has happened when:

-  Compost Volume increases more slowly

-  Compost turns black and becomes loam-like
-  Toilet paper decomposes within a few days

Action                                                      Why?

-Provides carbon base and initial mass
for compost.
-Adds necessary microbes which will
breakdown the compost.
-Moistens carbon base

-The unit is ready for use

-Until the compost is active, some peat
moss may fall through the screen or
drum door into the evaporating chamber

Extends the surface area of evaporation
chamber

8 gallons(30 liters) of bulking mixture (60% shavings and
40% peat moss)  to the drum.
Compost accelerant

About 1gallon(4 liters) of warm water into the drum

Fan and heater are operating

Loose peat moss from the evaporating chamber until the
compost is established, which takes approximately 6 weeks.

Black evaporating tray under drum screen to the left of the
drawer.

Periodic Check Up

Once your unit has been through initial or annual start-ups, and ongoing maintenance procedures are being followed,
Sun-Mar recommends a system of periodic checks be undertaken.

Action                                          Reason for Action

Rake 

solid debris from the evaporation chamber, making sure to rake from the

rear of the chamber, including the back two corners nearest to the drains of the
unit. Raking should occur on a twice yearly basis for cottages (best done at annual
startups and half way through the season), and a bi-monthly period for continuous
users.

Check 

your compost moisture level on each visit for cottage users and once

every two weeks for continuous users. This can be done by shining a light into the
Bio-Drum. The compost should have a slight gloss  or shine to it. A moisture meter
may also be used if so desired. Range should be 4-6, which represents 40% to
60% 

Pour 

1 gallon(4 liters)  of warm water down the toilet.

- Ensures drains cannot get plugged and 

evaporation is improved.  

-  A good compost is between 40% and 

60% moisture content.

- Prevents lumps, ensures toilet  paper 

breaks  down quickly. 

- Prevents insects
- Ensures waste piping remains free-

flowing.

CAUTION

1. Do 

NNOOTT

add or clean the toilet bowl with chemicals. Chemicals will kill the bacteria.

IINNSSTTEEAADD

, clean the bowl hot water and baking soda or a weak vinegar and water solution.

2. Do 

NNOOTT

add plastic, glass, metal, cleaning fluids, cigarettes. Add only waste and bulking material.

3. Kitchen or garden waste are 

NNOOTT

recommended.

Toilet paper is a good source of carbon and should be added after use.

ADD

ADD

SPRINKLE

PLUG IN

RAKE

POSITION

Although the start up instructions remain the same no matter what your application, different situations
will require different actions and this chapter will explain what they are.

Summary of Contents for centrex 2000 af

Page 1: ...7 or Electric Units 6 Adults or families of 8 Residential Continuous Use NE units 3 Adults or a family of 5 or Electric Units 4 Adults or families of 6 Standard 41 Certified for liquid containment odors and solid end products in both residential and cottage use Certified to NSF ANSI Standard 41 CENTREX 2000 AF CENTREX 2000 AF AC DC CENTREX 2000 AF NE Electrical Specifacations 2000 2000 NE 2000 AC ...

Page 2: ... 34 ...

Page 3: ...n Installation Handling Effluent Vent Piping Location Adjusting the Fan Gate Vent Piping Installation Leading the Vent Through the Roof The Diffusor Electrical Considerations 12 Volt Fan Installation 3 7 3 3 3 4 4 5 6 6 7 8 8 8 8 9 15 9 10 11 11 11 12 12 12 13 13 13 13 14 14 14 14 15 15 15 16 Start Up and Use Initial System Start Up Annual Start Up Periodic Check Up Ongoing Maintenance Compost Tro...

Page 4: ...f the unit handle side automatically holds the Bio drum in a top dead center position so that it is always positioned to receive new material To ensure that the compost remains moist but does not get too wet between 40 and 60 moisture content is ideal any excess liquid which the compost cannot absorb drains through a screen in the bottom of the drum directly onto an evaporating tray beneath the sc...

Page 5: ...ns Sealand toilet and Centrex Family Central Units The toilet is porcelain and should be cleaned with hot water or bio degradable products to avoid damage to the compost If required Compost Quick or Baking Soda can be used diluted in hot water Three times a week weekly maintenance Turn drum to reveal waste inlet hole through access port and add compost mix at the rate of 1 cup 250ml per person per...

Page 6: ...sories not sold or manufactured by SUN MAR Corp or any damage resulting from the use of such items 3 Damage or failure resulting from failure of the purchaser to follow normal operating procedure outlined in the Owner s Manual or in any other printed instructions 4 Labor and services charges incurred in the removal and replacement of any parts found defective under the terms of this warranty 5 All...

Page 7: ...mm Drain Assembly 26 AM DRUMS 0329XX Drum Screen 12 PF EVAPT 0789XX Evaporation Tray 27 AO DRUMD 2004XX Drum Door 13 PF DRAW1 0764XX Centrex 2000 Drawer 28 AO DRUMD 2004XX Drum Door 14 P0 ELECB 0001AX Electric Box Assembly Electric and AC DC 29 AO HANDL 3000XX Swivel Handle 15 PF HEAT2 0803XX Heater Base Electric AC DC 30 PP TOPC2 0802CX Centrex 2000 AC DC Top 16 PP GASK0 0188BX Rubber U Channel 3...

Page 8: ...ing forwards or to the right If you are unsure of the grade of the floor install it with a wedge piece Remove horizontal sections of vent pipe and insulate all exposed 2 50mm venting When returning the drum to top dead center position do not bang against drum locker with excessive force Remember to pull out the drum locker button before rotating the drum backwards Not a common repair Keep composti...

Page 9: ...likely to fail Both are easy to replace i If there is any visible damage to the carton the contents of carton MUST be inspected before signing bill of lading Damaged units should be refused Call Sun Mar immediately ii Before signing the shipping papers and dismissing the driver ensure that the carton contents have been inspected iii If the shipper has left Report the damage immediately to the tran...

Page 10: ...ween installations The overflow drain needs to be installed on all Centrex 2000 AF models as you will have overflow in DC mode and with heavy use on AC mode Check heating not working To get rid of these fill the evaporation chamber with very hot water Leave overnight Drain all Liquid through the overflow drain by tip ping the unit up make sure overflow is hooked up first Connect overflow safety dr...

Page 11: ... anaerobic Fan damaged in shipping or bear ings are beginning to wear if it is rat tling 1 Check that the vent is installed 20 30 60 90cm above the peak of the roof If not extend the vent Guide wires may be necessary 2 Add lime to the evaporation chamber as much as you think necessary You will have to rake more often if you do this You can also add lime to the compost if desired but no more than 1...

Page 12: ...n densate to block 50mm vent pipe Fan has failed AC or DC mode Device other than Sun Mar diffusor is installed on top of the vent stack Room where unit is located is airtight 50mm vent stack has too many bends and or horizontal lengths Not enough air being pulled down the dry toilet Re install the vent so there are no longer any low points where condensate can collect If re instal lation is not po...

Page 13: ... length by cutting the required amount off the straight ends of each half with a hack saw It is easier to cut pipe sections to length before joining the two halves together After cutting clean up the edges with a sanding block and coarse 40 60 grit sandpaper Before joining the two halves of the pipe pieces spread a bead of silicone caulking from top to bottom along the inside of both halves of pip...

Page 14: ...he floor of the evaporation chamber A 3 75mm intake cover is supplied with the hard ware kit in the composting unit The air intake can be removed and replaced with the 3 75mm intake cover if it proves necessary to pull more air down the AF Dry Toilet chute This cover should only be inserted if it is needed because blocking the air intake will reduce the airflow over the evaporation chamber which i...

Page 15: ...olt fan ii Do not lead the 2 50mm vent pipe downward or horizontally at any point This may lead to the Symptom Cause Remedial Action Prevention Compost Too Wet Your compost is too wet when there are standing pools of liquid Compost will smell of sewage and is anaerobic Compost Too Dry Compost is too dry when com post looks flat and brown rather than rich and black Waste not Breaking Down at all If...

Page 16: ... Troubleshooting In using this troubleshooting section you should follow reme dial actions in the order that they are given unless you are sure of the problem You should see improvement in a week and your compost should be back to normal in 2 3 weeks If it is not make sure that Ongoing Toilet Maintenance is being followed and check the mechanical troubleshooting section vent pipe being blocked by ...

Page 17: ...the carbon nitrogen balance Absorbs liquid Helps oxygen penetrate for aerobic composting Mixes and oxygenates the compost unplugging unit will conserve power and keep compost from drying addition of water helps keep the compost moist Moves some compost to the next stage for finishing Ensures that the drum does not get too full Provides extra time for composting to be completed Every Sun Mar AC DC ...

Page 18: ...on chamber 8 gallons 30 liters of bulking mixture 60 shavings and 40 peat moss to the drum Compost accelerant About 1gallon 4 liters of warm water into the drum Fan and heater are operating Loose peat moss from the evaporating chamber until the compost is established which takes approximately 6 weeks Black evaporating tray under drum screen to the left of the drawer Periodic Check Up Once your uni...

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