CAIRE FreeStyle Provider Technical Service Manual page 74

the h istorical h our m eter w ill f unction. T he h our-­‐glass i con w ill f lash t o i ndicate t hat t ime i s b eing
accumulated.
Toggle/Reset S witch
This s witch ( showing i n F igure 2 0) t oggles t he d isplay o r r esets t he m aintenance c hannel
depending o n t he a ctivation t ime a nd t he c urrent d isplay m ode.
Upon p ower-­‐up, t he d isplay d efaults t o t he h istorical d isplay m ode. T he d isplay w ill r emain i n
historical m ode u ntil t he p ushbutton i s u sed t o t oggle t he d isplay i nto m aintenance m ode. T he
hour m eter w ill r emain i n t his m ode u ntil t oggled o r u ntil p ower i s r emoved. T he h our-­‐glass
icon w ill r emain o n a nd t he " TMR1" i con w ill b e d isplayed b elow t he h our-­‐glass i con. A s w ith
the h istorical d isplay m ode, t he h our-­‐glass i con w ill f lash t o i ndicate t hat t ime i s b eing
accumulated a nd t he T MR1 i con w ill r emain o n s olid. T he h istorical c hannel c annot b e r eset. T o
reset t he m aintenance c hannel, b egin w ith t he m odule i n m aintenance m ode, a nd t hen p ress
the t oggle/reset s witch f or f ive s econds. A r eset i s i ndicated b y a " 0" d isplay.
HOUR M ETER R EPLACEMENT F OR F REESTYLE O NLY
When r emoving t he f ront c over t o r eplace t he h our m eter o n a
FreeStyle, a lways u se a n E SD s afe-­‐work a rea. A lso, u se a n E SD w rist
strap t o p rotect e lectronic c ircuitry.
1. Remove t he f ront c over h ousing p er t he H OUSING R EMOVAL s ection o f t his m anual.
2. Ensure t hat a ll p ower s ources a re d isconnected.
3. Locate t he h our m eter ( shown i n F igure 2 0).
4. Using a s mall P hilips h ead s crew d river, r emove t he 2 s crews.
5. Gently p ull u pward t o r emove t he h our m eter f rom t he 8 -­‐pin c onnector ( J3). W hen
removing, t ake c are n ot t o b end o r b reak a ny p ins o n t he J 3 c onnection h eader.
6. Replace h our m eter.
FREESTYLE 5 H OUR M ETER F UNCTIONALITY
The F reestyle 5 l ogs t he h ours o f u se o n t he i nternal c ircuit b oard. A n i nterface k it c an b e p urchased
that a llows y ou t o r etrieve t his h our r eading. T he H our M eter K it c an b e o rdered t hrough C AIRE
Customer S ervice ( 1-­‐800-­‐482-­‐2473) b y u sing P N K I406-­‐1.
Portable O xygen C oncentrator
MN220-­‐1 A 7 4