diff --git a/I7000/i7010_cpu.c b/I7000/i7010_cpu.c
index 7ba3d42..9e1e420 100644
--- a/I7000/i7010_cpu.c
+++ b/I7000/i7010_cpu.c
@@ -3744,6 +3744,8 @@ cpu_reset(DEVICE * dptr)
     timer_enable = 0;
     cind = 2;
     zind = oind = dind = euind = eoind = 0;
+    if (cpu_unit.flags & OPTION_PROT)
+        sim_rtcn_init_unit (&cpu_unit, cpu_unit.wait, TMR_RTC);
     return SCPE_OK;
 }
 
diff --git a/I7000/i7070_cpu.c b/I7000/i7070_cpu.c
index 7adda0e..9a07e0c 100644
--- a/I7000/i7070_cpu.c
+++ b/I7000/i7070_cpu.c
@@ -300,11 +300,6 @@ sim_instr(void)
 
     reason = 0;
 
-    if (cpu_unit.flags & OPTION_TIMER) {
-        sim_rtcn_init(cpu_unit.wait, TMR_RTC);
-        sim_activate(&cpu_unit, cpu_unit.wait);
-    }
-
     iowait = 0;
     stopnext = 0;
     while (reason == 0) {       /* loop until halted */
@@ -2782,6 +2777,10 @@ cpu_reset(DEVICE * dptr)
     inds = PSIGN;
     pri_enb = 1;
     sim_brk_types = sim_brk_dflt = SWMASK('E');
+    if (cpu_unit.flags & OPTION_TIMER) {
+        sim_rtcn_init_unit (&cpu_unit, cpu_unit.wait, TMR_RTC);
+        sim_activate(&cpu_unit, cpu_unit.wait);
+    }
     return SCPE_OK;
 }
 
diff --git a/I7000/i7090_cpu.c b/I7000/i7090_cpu.c
index a07beb6..234ec38 100644
--- a/I7000/i7090_cpu.c
+++ b/I7000/i7090_cpu.c
@@ -4153,6 +4153,7 @@ cpu_reset(DEVICE * dptr)
     limitaddr = 077777;
     memmask = MEMMASK;
     if (cpu_unit.flags & OPTION_TIMER) {
+        sim_rtcn_init_unit (&cpu_unit, cpu_unit.wait, TMR_RTC);
         sim_activate(&cpu_unit, cpu_unit.wait);
     }