Apec Water ROES-50 Service manual

ESSENCE REVERSE OSMOSIS SYSTEM
INSTALLATION INSTRUCTION
& OWNER’S MANUAL Ver 6.0
All Rights Reserved © APEC Water Systems
www.FreeDrinkingWater
.com

Please keep this Owner’s Manual for future reference.
It contains useful information on how to maintain and care for your
APEC Reverse Osmosis water filter system.
TABLE OF CONTENT
1. Installation:
Preparation ................................................................................. page 1
Filter housings assembly ............................................................... page 4
Feed water connection ..................................................................page 5
Drain saddle connection .............................................................. page 9
Faucet mounting ......................................................................... page 11
Connecting the system ................................................................ page 14
2. Maintenance:
Filter change schedule & instructions .......................................... page 19
3. Owner’s Manual - RO Basics:
System flow diagram .................................................................. page 24
Input water pressure: most important factor ................................ page 25
Tank volume & delivery pressure ................................................. page 25-26
Misc. topics ................................................................................. page 26
4. Trouble-shoot Guide:
RO Head diagram ....................................................................... page 28
Air bubbles ................................................................................. page 29
No water at dispensing faucet ......................................................page 29
Slow output ................................................................................. page 30
Filter housing is leaking ............................................................... page 30
TDS (Total Dissolved Solids) Level Reads Higher Than Normal ....... page 31
There is a leak at the tank ball valve connection .......................... page 32
System shut off is abnormal ......................................................... page 32
How to Test RO’s Shut-Off Function .............................................. page 33
Pure water still tastes like tap water ............................................. page 33
RO Makes Humming Noise .......................................................... page 34
5. Other Information:
AirGap Faucet Installation .......................................................... page 36
6. Warranty ....................................................................................... page 38

1
Thank you for choosing APEC reverse osmosis systems.
You now own the finest water filter in America.
Please read and become familiar with instructions and parts needed before proceeding with the in-
stallation.
BEFORE INSTALLATION:
Inspect the system:
Please take the system and all the components out of the box. Inspect the system and all the connection
fittings carefully, make sure nothing is damaged during shipping. If any part is cracked or broken, please
do not proceed with the installation and contact APEC or your distributor for an exchange or diagnosis.
Recommended tools list:
•Variable speed drill
•Drill bit: 1/4” (for the drain line), 1/8” (as pilot, not mandatory), and 1/2” (for standard faucet
hole, air-gap faucet requires 1”d hole)
•5/8”, 9/16” open-end wrench, or adjustable wrench, pliers
•Phillips screwdriver
•Utility knife, or scissors
•Teflon tape
Operating Parameter
•Operating pressure: 85psi maximum
•Feed water temperature: 40 – 100 °F (4-37 °C)
•Feed water TDS level: 2000ppm maximum
•Do not connect this unit to hot water source
•Install the RO in a sheltered environment, avoid exposure to hot and cold weather or under direct
sunlight.
General Installation/Operation/Maintenance Requirements
•Installation needs to comply with state and local laws and regulations.
•System must be installed indoor away from possible environmental damage
•Do not use with water that is microbiologically unsafe or of unknown quality without adequate
disinfection before or after system. Systems certified for cyst reduction may be used on disinfected
water that may contain filterable cysts.
•This reverse osmosis system contains a replaceable treatment component critical for effective re-
duction of total dissolved solids. The product water shall be tested periodically to verify that system
is performing satisfactorily.
Important! Please TURN OFF the main cold water supply to the RO system when the unit is not in use
during a vacation or extended leave. During very cold or freezing weather conditions, please also TURN
OFF the main cold water supply and completely drain all of the water from the RO system and water stor-
age tank.
Copyright:
This manual is copyrighted by APEC Inc. Under the copyright laws, this manual may not be reproduced in any form, in whole or
part, without the prior written consent of APEC Inc. Manual print ver. 6.0, 2020 Apr.

2
Components included with the ROES system:
Make sure you have all these parts before starting installation.
1 RO system head
with pre installed membrane
1 Faucet with tubing,
washers and nuts
(Faucet color may vary,
depends on the color selected)
2 Color tubing 1/4”
3 Pre-filters in 3 Housings
1 Feed water adapter
3/8” - 1/2”
with needle valve kit
1 Tank ball valve
1 Storage tank
1 Drain Saddle
2 Wrenches for opening filter
and Membrane housing
Installation kit includes:
Recommended: Please keep both wrenches near
or on the RO unit for future maintenance.